Add some rudimentary feed and post features, add decoding of messages

.formatter.exs

@@ -1,4 +1,5 @@
 [
+  plugins: [Phoenix.LiveView.HTMLFormatter],
   import_deps: [:ecto, :phoenix],
   inputs: ["*.{ex,exs}", "priv/*/seeds.exs", "{config,lib,test}/**/*.{ex,exs}"],
   subdirectories: ["priv/*/migrations"]

.tool-versions

@@ -1,2 +1,2 @@
-erlang 24.2.1
+erlang 24.3.3
-elixir 1.13.2-otp-24
+elixir 1.13.4-otp-24

assets/css/app.css

@@ -8,27 +8,33 @@
   border: 1px solid transparent;
   border-radius: 4px;
 }
+
 .alert-info {
   color: #31708f;
   background-color: #d9edf7;
   border-color: #bce8f1;
 }
+
 .alert-warning {
   color: #8a6d3b;
   background-color: #fcf8e3;
   border-color: #faebcc;
 }
+
 .alert-danger {
   color: #a94442;
   background-color: #f2dede;
   border-color: #ebccd1;
 }
+
 .alert p {
   margin-bottom: 0;
 }
+
 .alert:empty {
   display: none;
 }
+
 .invalid-feedback {
   color: #a94442;
   display: block;
@@ -46,12 +52,12 @@
   transition: opacity 1s ease-out;
 }
 
-.phx-loading{
+.phx-loading {
   cursor: wait;
 }
 
 .phx-modal {
-  opacity: 1!important;
+  opacity: 1 !important;
   position: fixed;
   z-index: 1;
   left: 0;
@@ -59,7 +65,7 @@
   width: 100%;
   height: 100%;
   overflow: auto;
-  background-color: rgba(0,0,0,0.4);
+  background-color: rgba(0, 0, 0, 0.4);
 }
 
 .phx-modal-content {
@@ -95,26 +101,55 @@
 .fade-in {
   animation: 0.2s ease-out 0s normal forwards 1 fade-in-keys;
 }
+
 .fade-out {
   animation: 0.2s ease-out 0s normal forwards 1 fade-out-keys;
 }
 
-@keyframes fade-in-scale-keys{
+@keyframes fade-in-scale-keys {
-  0% { scale: 0.95; opacity: 0; }
+  0% {
-  100% { scale: 1.0; opacity: 1; }
+    scale: 0.95;
+    opacity: 0;
+  }
+
+  100% {
+    scale: 1.0;
+    opacity: 1;
+  }
 }
 
-@keyframes fade-out-scale-keys{
+@keyframes fade-out-scale-keys {
-  0% { scale: 1.0; opacity: 1; }
+  0% {
-  100% { scale: 0.95; opacity: 0; }
+    scale: 1.0;
+    opacity: 1;
+  }
+
+  100% {
+    scale: 0.95;
+    opacity: 0;
+  }
 }
 
-@keyframes fade-in-keys{
+@keyframes fade-in-keys {
-  0% { opacity: 0; }
+  0% {
-  100% { opacity: 1; }
+    opacity: 0;
+  }
+
+  100% {
+    opacity: 1;
+  }
 }
 
-@keyframes fade-out-keys{
+@keyframes fade-out-keys {
-  0% { opacity: 1; }
+  0% {
-  100% { opacity: 0; }
+    opacity: 1;
+  }
+
+  100% {
+    opacity: 0;
+  }
+}
+
+textarea#post_text {
+  min-height: 300px;
 }

config/config.exs

@@ -7,7 +7,10 @@
 # General application configuration
 import Config
 
+minisome_mime_type = "text/minisome"
+
 config :minisome,
+  mime_type: minisome_mime_type,
   ecto_repos: [Minisome.Storage.Repo]
 
 # Configures the endpoints
@@ -37,6 +40,10 @@ config :logger, :console,
   format: "$time $metadata[$level] $message\n",
   metadata: [:request_id]
 
+config :mime, :types, %{
+  minisome_mime_type => ["minisome"]
+}
+
 # Use Jason for JSON parsing in Phoenix
 config :phoenix, :json_library, Jason
 

config/dev.exs

@@ -2,36 +2,9 @@ import Config
 
 # Configure your database
 config :minisome, Minisome.Storage.Repo,
-  database: Path.expand("../minisome_dev.db", Path.dirname(__ENV__.file)),
   pool_size: 5,
   show_sensitive_data_on_connection_error: true
 
-# For development, we disable any cache and enable
-# debugging and code reloading.
-#
-# The watchers configuration can be used to run external
-# watchers to your application. For example, we use it
-# with esbuild to bundle .js and .css sources.
-config :minisome, Minisome.Web.Endpoint,
-  # Binding to loopback ipv4 address prevents access from other machines.
-  # Change to `ip: {0, 0, 0, 0}` to allow access from other machines.
-  http: [ip: {127, 0, 0, 1}, port: 4000],
-  check_origin: false,
-  code_reloader: true,
-  debug_errors: true,
-  secret_key_base: "MR3TEt40ApczckU3+IRzAi91t5iNhbiRt4l0ChL30DdADwAwtdfa++i+NX0ezfc1",
-  watchers: [
-    # Start the esbuild watcher by calling Esbuild.install_and_run(:default, args)
-    esbuild: {Esbuild, :install_and_run, [:default, ~w(--sourcemap=inline --watch)]}
-  ]
-
-config :minisome, Minisome.API.Endpoint,
-  http: [ip: {127, 0, 0, 1}, port: 33101],
-  check_origin: false,
-  code_reloader: true,
-  debug_errors: true,
-  secret_key_base: "MR3TEt40ApczckU3+IRzAi91t5iNhbiRt4l0ChL30DdADwAwtdfa++i+NX0ezfc1"
-
 # ## SSL Support
 #
 # In order to use HTTPS in development, a self-signed

config/runtime.exs

@@ -1,76 +1,106 @@
 import Config
+import Minisome.ConfigHelpers, only: [get_env: 1, get_env: 2, get_env: 3]
 
 # config/runtime.exs is executed for all environments, including
 # during releases. It is executed after compilation and before the
 # system starts, so it is typically used to load production configuration
 # and secrets from environment variables or elsewhere. Do not define
 # any compile-time configuration in here, as it won't be applied.
-# The block below contains prod specific runtime configuration.
+
+config :minisome,
+  # How often to fetch feeds of other hosts
+  update_delay: get_env("UPDATE_DELAY", 10, :int)
 
 # Start the phoenix server if environment is set and running in a release
 if System.get_env("PHX_SERVER") && System.get_env("RELEASE_NAME") do
   config :minisome, Minisome.Web.Endpoint, server: true
 end
 
-if config_env() == :prod do
+host = get_env("PHX_HOST", "localhost")
-  database_path =
+port = get_env("WEB_PORT", 4000, :int)
-    System.get_env("DATABASE_PATH") ||
+api_port = get_env("API_PORT", 33101, :int)
-      raise """
-      environment variable DATABASE_PATH is missing.
-      For example: /etc/minisome/minisome.db
-      """
 
-  config :minisome, Minisome.Storage.Repo,
+cond do
-    database: database_path,
+  config_env() == :dev ->
-    pool_size: String.to_integer(System.get_env("POOL_SIZE") || "5")
+    config :minisome, Minisome.Storage.Repo,
+      database:
+        get_env("DATABASE_PATH", Path.expand("../minisome_dev.db", Path.dirname(__ENV__.file)))
 
-  # The secret key base is used to sign/encrypt cookies and other secrets.
+    config :minisome, Minisome.Web.Endpoint,
-  # A default value is used in config/dev.exs and config/test.exs but you
+      # Binding to loopback ipv4 address prevents access from other machines.
-  # want to use a different value for prod and you most likely don't want
+      # Change to `ip: {0, 0, 0, 0}` to allow access from other machines.
-  # to check this value into version control, so we use an environment
+      http: [ip: {127, 0, 0, 1}, port: port],
-  # variable instead.
+      check_origin: false,
-  secret_key_base =
+      code_reloader: true,
-    System.get_env("SECRET_KEY_BASE") ||
+      debug_errors: true,
-      raise """
+      secret_key_base: "MR3TEt40ApczckU3+IRzAi91t5iNhbiRt4l0ChL30DdADwAwtdfa++i+NX0ezfc1",
-      environment variable SECRET_KEY_BASE is missing.
+      watchers: [
-      You can generate one by calling: mix phx.gen.secret
+        # Start the esbuild watcher by calling Esbuild.install_and_run(:default, args)
-      """
+        esbuild: {Esbuild, :install_and_run, [:default, ~w(--sourcemap=inline --watch)]}
+      ]
 
-  host = System.get_env("PHX_HOST") || "example.com"
+    config :minisome, Minisome.API.Endpoint,
-  port = String.to_integer(System.get_env("WEB_PORT") || "4000")
+      http: [ip: {127, 0, 0, 1}, port: api_port],
-  api_port = String.to_integer(System.get_env("API_PORT") || "33101")
+      check_origin: false,
+      code_reloader: true,
+      debug_errors: true,
+      secret_key_base: "MR3TEt40ApczckU3+IRzAi91t5iNhbiRt4l0ChL30DdADwAwtdfa++i+NX0ezfc1"
 
-  config :minisome, Minisome.Web.Endpoint,
+  config_env() == :prod ->
-    url: [host: host, port: 443],
+    database_path =
-    http: [
+      System.get_env("DATABASE_PATH") ||
-      # Enable IPv6 and bind on all interfaces.
+        raise """
-      # Set it to  {0, 0, 0, 0, 0, 0, 0, 1} for local network only access.
+        environment variable DATABASE_PATH is missing.
-      # See the documentation on https://hexdocs.pm/plug_cowboy/Plug.Cowboy.html
+        For example: /etc/minisome/minisome.db
-      # for details about using IPv6 vs IPv4 and loopback vs public addresses.
+        """
-      ip: {0, 0, 0, 0, 0, 0, 0, 0},
-      port: port
-    ],
-    secret_key_base: secret_key_base
 
-  config :minisome, Minisome.API.Endpoint,
+    config :minisome, Minisome.Storage.Repo,
-    url: [host: host, port: api_port],
+      database: database_path,
-    http: [
+      pool_size: get_env("POOL_SIZE", 5, :int)
-      # Enable IPv6 and bind on all interfaces.
-      # Set it to  {0, 0, 0, 0, 0, 0, 0, 1} for local network only access.
-      # See the documentation on https://hexdocs.pm/plug_cowboy/Plug.Cowboy.html
-      # for details about using IPv6 vs IPv4 and loopback vs public addresses.
-      ip: {0, 0, 0, 0, 0, 0, 0, 0},
-      port: api_port
-    ],
-    secret_key_base: secret_key_base
 
-  # ## Using releases
+    # The secret key base is used to sign/encrypt cookies and other secrets.
-  #
+    # A default value is used in config/dev.exs and config/test.exs but you
-  # If you are doing OTP releases, you need to instruct Phoenix
+    # want to use a different value for prod and you most likely don't want
-  # to start each relevant endpoint:
+    # to check this value into version control, so we use an environment
-  #
+    # variable instead.
-  #     config :minisome, Minisome.Web.Endpoint, server: true
+    secret_key_base =
-  #
+      System.get_env("SECRET_KEY_BASE") ||
-  # Then you can assemble a release by calling `mix release`.
+        raise """
-  # See `mix help release` for more information.
+        environment variable SECRET_KEY_BASE is missing.
+        You can generate one by calling: mix phx.gen.secret
+        """
+
+    config :minisome, Minisome.Web.Endpoint,
+      url: [host: host, port: 443],
+      http: [
+        # Enable IPv6 and bind on all interfaces.
+        # Set it to  {0, 0, 0, 0, 0, 0, 0, 1} for local network only access.
+        # See the documentation on https://hexdocs.pm/plug_cowboy/Plug.Cowboy.html
+        # for details about using IPv6 vs IPv4 and loopback vs public addresses.
+        ip: {0, 0, 0, 0, 0, 0, 0, 0},
+        port: port
+      ],
+      secret_key_base: secret_key_base
+
+    config :minisome, Minisome.API.Endpoint,
+      url: [host: host, port: api_port],
+      http: [
+        # Enable IPv6 and bind on all interfaces.
+        # Set it to  {0, 0, 0, 0, 0, 0, 0, 1} for local network only access.
+        # See the documentation on https://hexdocs.pm/plug_cowboy/Plug.Cowboy.html
+        # for details about using IPv6 vs IPv4 and loopback vs public addresses.
+        ip: {0, 0, 0, 0, 0, 0, 0, 0},
+        port: api_port
+      ],
+      secret_key_base: secret_key_base
+
+    # ## Using releases
+    #
+    # If you are doing OTP releases, you need to instruct Phoenix
+    # to start each relevant endpoint:
+    #
+    #     config :minisome, Minisome.Web.Endpoint, server: true
+    #
+    # Then you can assemble a release by calling `mix release`.
+    # See `mix help release` for more information.
 end

lib/api/client/message.ex

@@ -25,17 +25,16 @@ defmodule Minisome.API.Client.Message do
   @doc """
   Parse a binary into a RawMessage.
 
-  The binary must have the OpenSSH style signature right at the start, then the base 64 encoded
+  The binary must have the OpenSSH style signature right at the start, followed by two newlines, then the payload after that.
-  payload after that.
   """
   @spec parse_message(binary()) :: RawMessage.t() | nil
   def parse_message(data) do
-    with {:split, [sig_part, data_part]} <- {:split, :binary.split(data, SSH.openssh_sig_end())},
+    with {:split, [sig_part, data_part]} <-
+           {:split, :binary.split(data, "#{SSH.openssh_sig_end()}\n\n")},
          sig_data = sig_part <> SSH.openssh_sig_end(),
-         {:ok, signature} <- SSH.parse_signature(sig_data),
+         {:ok, signature} <- SSH.parse_signature(sig_data) do
-         {:ok, parsed_data} <- data_part |> String.trim() |> Base.decode64() do
       %RawMessage{
-        data: parsed_data,
+        data: data_part,
         signature: signature
       }
     else
@@ -46,10 +45,6 @@ defmodule Minisome.API.Client.Message do
       {:split, _} ->
         Logger.warning("Unable to parse message due to missing footer")
         nil
-
-      :error ->
-        Logger.warning("Unable to base64 decode the message data")
-        nil
     end
   end
 
@@ -71,10 +66,6 @@ defmodule Minisome.API.Client.Message do
   """
   @spec format_message(RawMessage.t()) :: String.t()
   def format_message(%RawMessage{} = msg) do
-    """
+    "#{SSH.format_signature(msg.signature)}\n\n#{msg.data}"
-    #{SSH.format_signature(msg.signature)}
-
-    #{Base.encode64(msg.data)}
-    """
   end
 end

lib/api/client/message_libraries/auth/auth.ex

@@ -29,9 +29,6 @@ defmodule Minisome.API.Client.MessageLibraries.Auth do
   @impl GenericLibrary
   @spec decode(ProtocolMessage.t()) :: {:ok, any()} | {:error, atom()}
   def decode(%ProtocolMessage{} = message) do
-    case Map.get(@message_mapping, message.type) do
+    GenericLibrary.generic_decode(@message_mapping, message)
-      nil -> {:error, :unknown_type}
-      module -> module.decode(message)
-    end
   end
 end

lib/api/client/message_libraries/feed/feed.ex

@@ -0,0 +1,34 @@
+defmodule Minisome.API.Client.MessageLibraries.Feed do
+  alias Minisome.API.Client.MessageLibraries.GenericLibrary
+  alias Minisome.API.Client.ProtocolMessage
+  alias Minisome.API.Client.MessageLibraries.Feed.FeedMessage
+
+  @behaviour GenericLibrary
+
+  @message_mapping %{
+    FeedMessage.message_type() => FeedMessage
+  }
+
+  @impl GenericLibrary
+  @spec library_name() :: String.t()
+  def library_name(), do: "feed"
+
+  @impl GenericLibrary
+  @spec encoded_version() :: Version.t()
+  def encoded_version(),
+    do: %Version{
+      major: 1,
+      minor: 0,
+      patch: 0
+    }
+
+  @impl GenericLibrary
+  @spec accepted_version() :: Version.t()
+  def accepted_version(), do: encoded_version()
+
+  @impl GenericLibrary
+  @spec decode(ProtocolMessage.t()) :: {:ok, any()} | {:error, atom()}
+  def decode(%ProtocolMessage{} = message) do
+    GenericLibrary.generic_decode(@message_mapping, message)
+  end
+end

lib/api/client/message_libraries/feed/feed_message.ex

@@ -0,0 +1,48 @@
+defmodule Minisome.API.Client.MessageLibraries.Feed.FeedMessage do
+  import Minisome.Utils.TypedStruct
+
+  alias Minisome.API.Client.MessageLibraries.GenericMessage
+
+  @behaviour GenericMessage
+
+  deftypedstruct(%{
+    contents: [Minisome.API.Client.Message.RawMessage.t()]
+  })
+
+  defmodule Decoded do
+    deftypedstruct(%{
+      contents: [struct()]
+    })
+  end
+
+  @impl GenericMessage
+  @spec message_type() :: String.t()
+  def message_type(), do: "feed"
+
+  @impl GenericMessage
+  @spec encode(t()) :: {String.t(), map()}
+  def encode(%__MODULE__{} = message) do
+    GenericMessage.encode(__MODULE__, %{
+      "contents" =>
+        for content <- message.contents do
+          Minisome.API.Client.Message.format_message(content)
+        end
+    })
+  end
+
+  @impl GenericMessage
+  @spec decode(any()) :: {:ok, t()} | :error
+  def decode(payload) do
+    with true <- is_map(payload),
+         {:ok, contents} when is_list(contents) <- Map.fetch(payload, "contents"),
+         raw_contents <- Enum.map(contents, &Minisome.API.Client.Message.parse_message/1),
+         true <- Enum.all?(raw_contents, &(!is_nil(&1))) do
+      {:ok,
+       %__MODULE__{
+         contents: raw_contents
+       }}
+    else
+      _ -> :error
+    end
+  end
+end

lib/api/client/message_libraries/generic_library.ex

@@ -1,14 +1,26 @@
 defmodule Minisome.API.Client.MessageLibraries.GenericLibrary do
+  alias Minisome.API.Client.ProtocolMessage
+
+  @type message_mapping() :: %{
+          optional(Minisome.API.Client.MessageLibraries.GenericMessage.type()) => module()
+        }
+
   @callback library_name() :: String.t()
   @callback encoded_version() :: Version.t()
   @callback accepted_version() :: Version.t()
-  @callback decode(Minisome.API.Client.TypedMessage.t()) :: any()
+  @callback decode(ProtocolMessage.t()) :: {:ok, any()} | {:error, atom()}
-
-  alias Minisome.API.Client.ProtocolMessage
 
   def dispatch(message) do
   end
 
+  @spec generic_decode(message_mapping(), ProtocolMessage.t()) :: {:ok, any()} | {:error, atom()}
+  def generic_decode(message_mapping, %ProtocolMessage{} = message) do
+    case Map.get(message_mapping, message.type) do
+      nil -> {:error, :unknown_type}
+      module -> module.decode(message.payload)
+    end
+  end
+
   @spec encode(module(), {String.t(), any()}) :: ProtocolMessage.t()
   def encode(module, {type, payload}) do
     %ProtocolMessage{

lib/api/client/message_libraries/generic_message.ex

@@ -1,5 +1,7 @@
 defmodule Minisome.API.Client.MessageLibraries.GenericMessage do
-  @callback message_type() :: String.t()
+  @type type() :: String.t()
+
+  @callback message_type() :: type()
   @callback encode(any()) :: {String.t(), any()}
   @callback decode(any()) :: {:ok, any()} | :error
 

lib/api/client/message_libraries/post/post.ex

@@ -0,0 +1,34 @@
+defmodule Minisome.API.Client.MessageLibraries.Post do
+  alias Minisome.API.Client.MessageLibraries.GenericLibrary
+  alias Minisome.API.Client.ProtocolMessage
+  alias Minisome.API.Client.MessageLibraries.Post.PostMessage
+
+  @behaviour GenericLibrary
+
+  @message_mapping %{
+    PostMessage.message_type() => PostMessage
+  }
+
+  @impl GenericLibrary
+  @spec library_name() :: String.t()
+  def library_name(), do: "post"
+
+  @impl GenericLibrary
+  @spec encoded_version() :: Version.t()
+  def encoded_version(),
+    do: %Version{
+      major: 1,
+      minor: 0,
+      patch: 0
+    }
+
+  @impl GenericLibrary
+  @spec accepted_version() :: Version.t()
+  def accepted_version(), do: encoded_version()
+
+  @impl GenericLibrary
+  @spec decode(ProtocolMessage.t()) :: {:ok, any()} | {:error, atom()}
+  def decode(%ProtocolMessage{} = message) do
+    GenericLibrary.generic_decode(@message_mapping, message)
+  end
+end

lib/api/client/message_libraries/post/post_message.ex

@@ -0,0 +1,54 @@
+defmodule Minisome.API.Client.MessageLibraries.Post.PostMessage do
+  import Minisome.Utils.TypedStruct
+
+  alias Minisome.API.Client.MessageLibraries.GenericMessage
+
+  @behaviour GenericMessage
+
+  deftypedstruct(%{
+    id: String.t(),
+    text: String.t(),
+    tags: [String.t()],
+    posted: DateTime.t()
+  })
+
+  @impl GenericMessage
+  @spec message_type() :: String.t()
+  def message_type(), do: "post"
+
+  @impl GenericMessage
+  @spec encode(t()) :: {String.t(), map()}
+  def encode(%__MODULE__{} = message) do
+    GenericMessage.encode(__MODULE__, %{
+      "id" => message.id,
+      "text" => message.text,
+      "tags" => message.tags,
+      "posted" => message.posted
+    })
+  end
+
+  @impl GenericMessage
+  @spec decode(any()) :: {:ok, t()} | :error
+  def decode(payload) do
+    with true <- is_map(payload),
+         {:ok, text} <- Map.fetch(payload, "text"),
+         {:ok, tags} <- Map.fetch(payload, "tags"),
+         {:ok, posted} <- Map.fetch(payload, "posted"),
+         {:ok, id} <- Map.fetch(payload, "id"),
+         true <- String.valid?(text),
+         true <- is_struct(posted, DateTime),
+         true <- is_list(tags),
+         true <- String.valid?(id),
+         true <- Enum.all?(tags, &String.valid?/1) do
+      {:ok,
+       %__MODULE__{
+         id: id,
+         text: text,
+         tags: tags,
+         posted: posted
+       }}
+    else
+      _ -> :error
+    end
+  end
+end

lib/api/client/protocol_handler.ex

@@ -3,14 +3,20 @@ defmodule Minisome.API.Client.ProtocolHandler do
   Handler for protocol messages to/from raw messages.
   """
 
+  require Logger
+
   import Minisome.Utils.WithHelper
 
   alias Minisome.API.Client.Message
   alias Minisome.API.Client.ProtocolMessage
   alias Minisome.API.Client.MessageLibraries.Auth
+  alias Minisome.API.Client.MessageLibraries.Post
+  alias Minisome.API.Client.MessageLibraries.Feed
 
   @library_mapping %{
-    Auth.library_name() => Auth
+    Auth.library_name() => Auth,
+    Post.library_name() => Post,
+    Feed.library_name() => Feed
   }
 
   @doc """
@@ -18,37 +24,52 @@ defmodule Minisome.API.Client.ProtocolHandler do
   """
   @spec decode_raw(Message.RawMessage.t()) :: {:ok, ProtocolMessage.t()} | {:error, any()}
   def decode_raw(%Message.RawMessage{} = raw) do
-    with {:ok, data} = op(:unpack, Msgpax.unpack(raw.data)),
+    with {:ok, data} <- op(:unpack, Msgpax.unpack(raw.data)),
-         %{library: library, type: type, version: version, payload: payload} <-
+         {:destructure,
-           op(:destructure, data),
+          %{"library" => library, "type" => type, "version" => version, "payload" => payload}} <-
+           {:destructure, data},
          library_module <- op(:library_type, Map.get(@library_mapping, library), :permissive),
          {:version, [major_version, minor_version, patch_version]}
          when is_integer(major_version) and is_integer(minor_version) and
                 is_integer(patch_version) <- {:version, version},
          true <- op(:type_type, is_binary(type)) do
-      %ProtocolMessage{
+      {:ok,
-        library: library_module,
+       %ProtocolMessage{
-        type: type,
+         library: library_module,
-        version: %Version{
+         type: type,
-          major: major_version,
+         version: %Version{
-          minor: minor_version,
+           major: major_version,
-          patch: patch_version
+           minor: minor_version,
-        },
+           patch: patch_version
-        payload: payload
+         },
-      }
+         payload: payload
+       }}
     else
-      {:unpack, err} -> {:error, {:invalid_msgpack, err}}
+      {:unpack, err} ->
-      {:destructure, _} -> {:error, :invalid_payload}
+        Logger.warn("Unable to msgpack decode protocol message: #{inspect(err)}")
-      {:library_type, _} -> {:error, :invalid_library_type}
+        {:error, {:invalid_msgpack, err}}
-      {:version, _} -> {:error, :invalid_version}
+
-      {:type_type, _} -> {:error, :invalid_type_type}
+      {:destructure, payload} ->
+        Logger.warn("Invalid protocol message payload: #{inspect(payload)}")
+        {:error, :invalid_payload}
+
+      {:library_type, type} ->
+        Logger.warn("Invalid protocol message library: #{inspect(type)}")
+        {:error, :invalid_library_type}
+
+      {:version, version} ->
+        Logger.warn("Invalid protocol message version: #{inspect(version)}")
+        {:error, :invalid_version}
+
+      {:type_type, _} ->
+        {:error, :invalid_type_type}
     end
   end
 
   @doc """
   Dispatch the protocol message to its library for decoding.
   """
-  @spec handle_message(ProtocolMessage.t()) :: any()
+  @spec handle_message(ProtocolMessage.t()) :: {:ok, any()} | {:error, atom()}
   def handle_message(%ProtocolMessage{} = message) do
     message.library.decode(message)
   end

lib/api/controllers/auth_controller.ex

@@ -23,7 +23,6 @@ defmodule Minisome.API.AuthController do
     data = Minisome.API.Client.Message.format_message(raw)
 
     conn
-    |> put_resp_content_type("text/minisome")
     |> send_resp(200, data)
   end
 end

lib/api/controllers/feed_controller.ex

@@ -0,0 +1,54 @@
+defmodule Minisome.API.FeedController do
+  use Phoenix.Controller, namespace: Minisome.API
+  import Plug.Conn
+
+  alias Minisome.API.Client.MessageLibraries.Post, as: PostLibrary
+  alias Minisome.API.Client.MessageLibraries.Post.PostMessage
+  alias Minisome.API.Client.MessageLibraries.Feed, as: FeedLibrary
+  alias Minisome.API.Client.MessageLibraries.Feed.FeedMessage
+  alias Minisome.Some.Post.API, as: PostAPI
+
+  @spec feed(Plug.Conn.t(), Plug.Conn.params()) :: Plug.Conn.t()
+  def feed(conn, _params) do
+    keys = Minisome.Storage.Auth.MyKey.get_active_keys()
+
+    posts = PostAPI.all()
+
+    post_messages =
+      for post <- posts do
+        %PostMessage{
+          id: post.id,
+          text: post.text,
+          tags: post.tags,
+          posted: post.posted
+        }
+        |> form_post_message(keys)
+      end
+
+    message = %FeedMessage{
+      contents: post_messages
+    }
+
+    payload = FeedMessage.encode(message)
+
+    protocol_message =
+      Minisome.API.Client.MessageLibraries.GenericLibrary.encode(FeedLibrary, payload)
+
+    {:ok, packed} = Minisome.API.Client.ProtocolHandler.encode_message(protocol_message)
+    raw = Minisome.API.Client.Message.encode_message(packed, keys |> List.first() |> elem(0))
+    data = Minisome.API.Client.Message.format_message(raw)
+
+    conn
+    |> send_resp(200, data)
+  end
+
+  defp form_post_message(post, keys) do
+    payload = PostMessage.encode(post)
+
+    protocol_message =
+      Minisome.API.Client.MessageLibraries.GenericLibrary.encode(PostLibrary, payload)
+
+    {:ok, packed} = Minisome.API.Client.ProtocolHandler.encode_message(protocol_message)
+    Minisome.API.Client.Message.encode_message(packed, keys |> List.first() |> elem(0))
+  end
+end

lib/api/plugs/api_content_type_plug.ex

@@ -0,0 +1,14 @@
+defmodule Minisome.API.ContentTypePlug do
+  @behaviour Plug
+
+  @minisome_content_type Application.compile_env!(:minisome, :mime_type)
+
+  @impl Plug
+  def init(opts), do: opts
+
+  @impl Plug
+  @spec call(Plug.Conn.t(), any) :: Plug.Conn.t()
+  def call(conn, _opts) do
+    Plug.Conn.put_resp_content_type(conn, @minisome_content_type)
+  end
+end

lib/api/router.ex

@@ -5,12 +5,15 @@ defmodule Minisome.API.Router do
   import Phoenix.Controller
 
   pipeline :api do
-    plug :accepts, ["text"]
+    plug :accepts, ["minisome"]
+    plug Minisome.API.ContentTypePlug
   end
 
   scope "/", Minisome.API do
     pipe_through :api
 
     get "/key-info", AuthController, :key_info
+
+    get "/feed", FeedController, :feed
   end
 end

lib/application.ex

@@ -8,6 +8,8 @@ defmodule Minisome.Application do
   @impl true
   def start(_type, _args) do
     children = [
+      {Finch, name: Minisome.Some.HTTP},
+
       # Start the Ecto repository
       Minisome.Storage.Repo,
       # Start the Telemetry supervisor
@@ -16,9 +18,18 @@ defmodule Minisome.Application do
       {Phoenix.PubSub, name: Minisome.PubSub},
       # Start the Endpoint (http/https)
       Minisome.Web.Endpoint,
-      Minisome.API.Endpoint
+      Minisome.API.Endpoint,
       # Start a worker by calling: Minisome.Worker.start_link(arg)
       # {Minisome.Worker, arg}
+
+      Supervisor.child_spec({Phoenix.PubSub, name: Minisome.Some.Fetcher.PubSub},
+        id: Minisome.Some.Fetcher.PubSub
+      ),
+      {Minisome.Some.Fetcher,
+       %Minisome.Some.Fetcher.Options{
+         hosts_getter: &Minisome.Some.Host.API.all/0,
+         fetch_delay: Application.get_env(:minisome, :update_delay) * 1_000
+       }}
     ]
 
     # See https://hexdocs.pm/elixir/Supervisor.html

lib/config_helpers.ex

@@ -0,0 +1,35 @@
+defmodule Minisome.ConfigHelpers do
+  @type config_type :: :str | :int | :bool | :json
+
+  @doc """
+  Get value from environment variable, converting it to the given type if needed.
+
+  If no default value is given, or `:no_default` is given as the default, an error is raised if the variable is not
+  set.
+  """
+  @spec get_env(String.t(), :no_default | any(), config_type()) :: any()
+  def get_env(var, default \\ :no_default, type \\ :str)
+
+  def get_env(var, :no_default, type) do
+    System.fetch_env!(var)
+    |> get_with_type(type)
+  end
+
+  def get_env(var, default, type) do
+    with {:ok, val} <- System.fetch_env(var) do
+      get_with_type(val, type)
+    else
+      :error -> default
+    end
+  end
+
+  @spec get_with_type(String.t(), config_type()) :: any()
+  defp get_with_type(val, type)
+
+  defp get_with_type(val, :str), do: val
+  defp get_with_type(val, :int), do: String.to_integer(val)
+  defp get_with_type("true", :bool), do: true
+  defp get_with_type("false", :bool), do: false
+  defp get_with_type(val, :json), do: Jason.decode!(val)
+  defp get_with_type(val, type), do: raise("Cannot convert to #{inspect(type)}: #{inspect(val)}")
+end

lib/crypto/ssh.ex

@@ -155,7 +155,7 @@ defmodule Minisome.Crypto.SSH do
 
     "#{@openssh_sig_start}\n" <>
       blob_split <>
-      "#{@openssh_sig_end}\n"
+      "#{@openssh_sig_end}"
   end
 
   @doc """

lib/some/fetcher/fetcher.ex

@@ -0,0 +1,86 @@
+defmodule Minisome.Some.Fetcher do
+  import Minisome.Utils.TypedStruct
+
+  alias Minisome.Storage.Auth.Host
+
+  use GenServer
+
+  defmodule Options do
+    deftypedstruct(%{
+      name: {GenServer.name(), Minisome.Some.Fetcher},
+      fetch_delay: pos_integer(),
+      hosts_getter: (() -> [Host.t()])
+    })
+  end
+
+  defmodule State do
+    deftypedstruct(%{
+      fetch_delay: pos_integer(),
+      hosts: [Host.t()],
+      timer_ref: :timer.tref()
+    })
+  end
+
+  @spec start_link(Options.t()) :: GenServer.on_start()
+  def start_link(%Options{} = opts) do
+    GenServer.start_link(__MODULE__, opts, name: opts.name)
+  end
+
+  @impl GenServer
+  @spec init(Options.t()) :: {:ok, State.t()}
+  def init(opts) do
+    {:ok, tref} = :timer.send_after(opts.fetch_delay, self(), :fetch)
+
+    hosts = opts.hosts_getter.()
+
+    {:ok,
+     %State{
+       fetch_delay: opts.fetch_delay,
+       hosts: hosts,
+       timer_ref: tref
+     }}
+  end
+
+  @impl GenServer
+  @spec handle_info(any(), State.t()) :: {:noreply, State.t()}
+  def handle_info(msg, state)
+
+  def handle_info(:fetch, state) do
+    feeds =
+      for host <- state.hosts do
+        Minisome.Some.HTTP.get(host, "/feed")
+      end
+      |> Enum.reject(&(&1 == :error))
+      |> Enum.map(fn {:ok, msg} -> decode_feed(msg) end)
+      |> Enum.reject(&(&1 == :error))
+
+    Phoenix.PubSub.broadcast!(Minisome.Some.Fetcher.PubSub, "feed", {:feed, feeds})
+
+    {:ok, tref} = :timer.send_after(state.fetch_delay, self(), :fetch)
+    {:noreply, %State{state | timer_ref: tref}}
+  end
+
+  @spec decode_feed(Minisome.API.Client.MessageLibraries.Feed.FeedMessage.t()) ::
+          Minisome.API.Client.MessageLibraries.Feed.FeedMessage.Decoded.t() | :error
+  defp decode_feed(feed) do
+    raw_contents = feed.contents
+
+    with protocol_messages <-
+           Enum.map(raw_contents, &Minisome.API.Client.ProtocolHandler.decode_raw/1),
+         true <-
+           Enum.all?(protocol_messages, fn
+             {:ok, _} -> true
+             _ -> false
+           end),
+         decoded_messages <-
+           Enum.map(protocol_messages, fn {:ok, msg} ->
+             Minisome.API.Client.ProtocolHandler.handle_message(msg)
+           end) do
+      %Minisome.API.Client.MessageLibraries.Feed.FeedMessage.Decoded{
+        contents: decoded_messages |> Enum.reject(&(&1 == :error)) |> Enum.map(&elem(&1, 1))
+      }
+    else
+      _ -> :error
+    end
+  end
+end

lib/some/host/api.ex

@@ -0,0 +1,6 @@
+defmodule Minisome.Some.Host.API do
+  @spec all(Ecto.Repo.t()) :: [Minisome.Storage.Auth.Host.t()]
+  def all(repo \\ Minisome.Storage.Repo) do
+    repo.all(Minisome.Storage.Auth.Host)
+  end
+end

lib/some/http/http.ex

@@ -0,0 +1,26 @@
+defmodule Minisome.Some.HTTP do
+  alias Minisome.Storage.Auth.Host
+  alias Minisome.API.Client.Message.RawMessage
+
+  @spec get(Host.t(), String.t()) :: {:ok, RawMessage.t()} | :error
+  def get(host, path) do
+    req = build_req(host, path)
+
+    with {:ok, resp} <- Finch.request(req, __MODULE__),
+         msg when msg != nil <- Minisome.API.Client.Message.parse_message(resp.body),
+         {:ok, proto_msg} <- Minisome.API.Client.ProtocolHandler.decode_raw(msg),
+         {:ok, handled_msg} <-
+           Minisome.API.Client.ProtocolHandler.handle_message(proto_msg) do
+      {:ok, handled_msg}
+    else
+      _ -> :error
+    end
+  end
+
+  @spec build_req(Host.t(), String.t()) :: Finch.Request.t()
+  def build_req(host, path) do
+    url = URI.merge(URI.new!("http://#{host.hostname}:#{host.port}"), %URI{path: path})
+
+    Finch.build(:get, url, [{"accept", Application.get_env(:minisome, :mime_type)}])
+  end
+end

lib/some/post/api.ex

@@ -0,0 +1,37 @@
+defmodule Minisome.Some.Post.API do
+  alias Ecto.Changeset
+  alias Minisome.Storage.Repo
+  alias Minisome.Storage.Some.Post
+
+  @spec create_changeset(map()) :: Changeset.t()
+  def create_changeset(params \\ %{}) do
+    %Post{}
+    |> Changeset.cast(params, [:text, :tags])
+    |> Changeset.validate_required([:text])
+    |> Changeset.validate_length(:text, min: 1)
+    |> Changeset.validate_change(:tags, fn
+      _, val when is_list(val) ->
+        failed = Enum.reject(val, &String.valid?/1)
+
+        if failed != [] do
+          [tags: "Tags must be strings."]
+        else
+          []
+        end
+
+      _, _val ->
+        [tags: "Tags need to be a list."]
+    end)
+    |> Changeset.put_change(:posted, DateTime.utc_now() |> DateTime.truncate(:second))
+  end
+
+  @spec create(Changeset.t(), Ecto.Repo.t()) :: {:ok, Post.t()} | {:error, Changeset.t()}
+  def create(changeset, repo \\ Repo) do
+    repo.insert(changeset)
+  end
+
+  @spec all(Ecto.Repo.t()) :: [Post.t()]
+  def all(repo \\ Repo) do
+    repo.all(Post)
+  end
+end

lib/some/post/federated_post.ex

@@ -0,0 +1,9 @@
+defmodule Minisome.Some.Post.FederatedPost do
+  import Minisome.Utils.TypedStruct
+
+  deftypedstruct(%{
+    post: Minisome.API.Client.MessageLibraries.Post.PostMessage.t(),
+    original: Minisome.API.Client.Message.RawMessage.t(),
+    path: [Minisome.Storage.Auth.Host.t()]
+  })
+end

lib/storage/auth/key.ex

@@ -1,6 +1,5 @@
 defmodule Minisome.Storage.Auth.Key do
   use Ecto.Schema
-  import Ecto.Query, only: [from: 2]
   import Minisome.Storage.TypedSchema
 
   deftypedschema "keys" do

lib/storage/some/post.ex

@@ -0,0 +1,10 @@
+defmodule Minisome.Storage.Some.Post do
+  use Ecto.Schema
+  import Minisome.Storage.TypedSchema
+
+  deftypedschema "posts" do
+    field(:posted, :utc_datetime, DateTime.t())
+    field(:text, :string, String.t())
+    field(:tags, {:array, :string}, [String.t()])
+  end
+end

lib/web/components/post.ex

@@ -0,0 +1,35 @@
+defmodule Minisome.Web.Components.Post do
+  import Phoenix.LiveView.Helpers, only: [sigil_H: 2]
+
+  @spec my(%{post: Minisome.Storage.Some.Post.t()}) :: Phoenix.LiveView.Rendered.t()
+  def my(assigns) do
+    ~H"""
+    <section class="post">
+      <header>
+        <p>ID: <%= @post.id %></p>
+      </header>
+      <p class="post-body">
+        <%= @post.text %>
+      </p>
+      <footer>
+        <p>Posted on <%= Calendar.strftime(@post.posted, "%c") %><%= if @post.tags in [nil, []] do "" else " with tags " <> Enum.join(@post.tags, ",") end %>.</p>
+      </footer>
+    </section>
+    """
+  end
+
+  @spec message(%{post: Minisome.API.Client.MessageLibraries.Post.PostMessage.t()}) ::
+          Phoenix.LiveView.Rendered.t()
+  def message(assigns) do
+    ~H"""
+    <section class="post">
+      <p class="post-body">
+        <%= @post.text %>
+      </p>
+      <footer>
+      <p>Posted on <%= Calendar.strftime(@post.posted, "%c") %><%= if @post.tags in [nil, []] do "" else " with tags " <> Enum.join(@post.tags, ",") end %>.</p>
+      </footer>
+    </section>
+    """
+  end
+end

lib/web/live/feed.ex

@@ -0,0 +1,23 @@
+defmodule Minisome.Web.Live.Feed do
+  use Minisome.Web, :live_view
+
+  @impl Phoenix.LiveView
+  def mount(_params, _session, socket) do
+    :ok = Phoenix.PubSub.subscribe(Minisome.Some.Fetcher.PubSub, "feed")
+
+    {:ok, assign(socket, posts: [])}
+  end
+
+  @impl Phoenix.LiveView
+  def handle_info(msg, socket)
+
+  def handle_info({:feed, feeds}, socket) do
+    posts =
+      for feed <- feeds, reduce: [] do
+        acc -> Enum.concat(feed.contents, acc)
+      end
+      |> Enum.sort_by(& &1.posted, {:desc, DateTime})
+
+    {:noreply, assign(socket, posts: posts)}
+  end
+end

lib/web/live/feed.html.heex

@@ -0,0 +1,3 @@
+<%= for post <- @posts do %>
+  <Minisome.Web.Components.Post.message post={post} />
+<% end %>

lib/web/live/posting.ex

@@ -0,0 +1,37 @@
+defmodule Minisome.Web.Live.Posting do
+  use Minisome.Web, :live_view
+
+  alias Minisome.Some.Post.API, as: PostAPI
+
+  @impl Phoenix.LiveView
+  def mount(_params, _session, socket) do
+    {:ok,
+     assign(
+       socket,
+       cset: PostAPI.create_changeset(),
+       created: nil
+     )}
+  end
+
+  @impl Phoenix.LiveView
+  def handle_event(event, params, socket)
+
+  def handle_event("change", params, socket) do
+    {:noreply, assign(socket, cset: PostAPI.create_changeset(Map.get(params, "post", %{})))}
+  end
+
+  def handle_event("submit", params, socket) do
+    cset = PostAPI.create_changeset(Map.get(params, "post", %{}))
+
+    socket =
+      case PostAPI.create(cset) do
+        {:ok, post} ->
+          assign(socket, created: post)
+
+        {:error, error_cset} ->
+          assign(socket, cset: error_cset)
+      end
+
+    {:noreply, socket}
+  end
+end

lib/web/live/posting.html.heex

@@ -0,0 +1,19 @@
+<.form let={f} for={@cset} phx-change="change" phx-submit="submit">
+  <%= label(f, :text, "Post text") %>
+  <%= textarea(f, :text) %>
+  <%= error_tag(f, :text) %>
+
+  <%= label(f, :tags, "Post tags") %>
+  <%= textarea(f, :tags) %>
+  <%= error_tag(f, :tags) %>
+
+  <%= submit("Submit") %>
+
+  <%= if @created do %>
+    <hr />
+
+    <h4>Created new post</h4>
+
+    <Minisome.Web.Components.Post.my post={@created} />
+  <% end %>
+</.form>

lib/web/live/private_main.ex

@@ -1,3 +1,9 @@
 defmodule Minisome.Web.Live.PrivateMain do
   use Minisome.Web, :live_view
+
+  @impl Phoenix.LiveView
+  def mount(_params, _session, socket) do
+    posts = Minisome.Some.Post.API.all()
+    {:ok, assign(socket, posts: posts)}
+  end
 end

lib/web/live/private_main.html.heex

@@ -1,3 +1,11 @@
 Hey!
 
-<%= live_redirect("Key testing", to: Routes.live_path(@socket, Minisome.Web.Live.Signing)) %>
+<ul>
+  <li><%= live_redirect("Feed", to: Routes.live_path(@socket, Minisome.Web.Live.Feed)) %></li>
+  <li><%= live_redirect("Posting", to: Routes.live_path(@socket, Minisome.Web.Live.Posting)) %></li>
+  <li><%= live_redirect("Key testing", to: Routes.live_path(@socket, Minisome.Web.Live.Signing)) %></li>
+</ul>
+
+<%= for post <- @posts do %>
+  <Minisome.Web.Components.Post.my post={post} />
+<% end %>

lib/web/router.ex

@@ -10,10 +10,6 @@ defmodule Minisome.Web.Router do
     plug :put_secure_browser_headers
   end
 
-  pipeline :api do
-    plug :accepts, ["json"]
-  end
-
   scope "/", Minisome.Web do
     pipe_through :browser
 
@@ -24,11 +20,8 @@ defmodule Minisome.Web.Router do
     pipe_through :browser
 
     live "/", Live.PrivateMain
+    live "/feed", Live.Feed
     live "/key-testing", Live.Signing
+    live "/posting", Live.Posting
   end
-
-  # Other scopes may use custom stacks.
-  # scope "/api", Minisome.Web do
-  #   pipe_through :api
-  # end
 end

mix.exs

@@ -49,7 +49,8 @@ defmodule Minisome.MixProject do
       {:jason, "~> 1.2"},
       {:plug_cowboy, "~> 2.5"},
       {:msgpax, "~> 2.3"},
-      {:ex_doc, "~> 0.28.0", runtime: false}
+      {:ex_doc, "~> 0.28.0", runtime: false},
+      {:finch, "~> 0.12.0"}
     ]
   end
 

mix.lock

@@ -15,16 +15,21 @@
   "ex_doc": {:hex, :ex_doc, "0.28.0", "7eaf526dd8c80ae8c04d52ac8801594426ae322b52a6156cd038f30bafa8226f", [:mix], [{:earmark_parser, "~> 1.4.19", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.14", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1", [hex: :makeup_erlang, repo: "hexpm", optional: false]}], "hexpm", "e55cdadf69a5d1f4cfd8477122ebac5e1fadd433a8c1022dafc5025e48db0131"},
   "exqlite": {:hex, :exqlite, "0.9.3", "57c80e742584dc4486d717681956d4152c7d03fb34ddbfb269844b504824528d", [:make, :mix], [{:db_connection, "~> 2.1", [hex: :db_connection, repo: "hexpm", optional: false]}, {:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "5108f84bcc91fd7ae5b1b247e2be3860e449de5f8383ccaa1454278ffa1fc509"},
   "file_system": {:hex, :file_system, "0.2.10", "fb082005a9cd1711c05b5248710f8826b02d7d1784e7c3451f9c1231d4fc162d", [:mix], [], "hexpm", "41195edbfb562a593726eda3b3e8b103a309b733ad25f3d642ba49696bf715dc"},
+  "finch": {:hex, :finch, "0.12.0", "6bbb3e0bb62dd91cd1217d9682a30f5bfc9b0b74950bf10a0b4d4399c2076892", [:mix], [{:castore, "~> 0.1", [hex: :castore, repo: "hexpm", optional: false]}, {:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:mint, "~> 1.3", [hex: :mint, repo: "hexpm", optional: false]}, {:nimble_options, "~> 0.4.0", [hex: :nimble_options, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 0.2.6", [hex: :nimble_pool, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "320da3f32459e7dcb77f4271b4f2445ba6c5d32cc3c7cca8e2cff599e24be5a6"},
   "floki": {:hex, :floki, "0.32.0", "f915dc15258bc997d49be1f5ef7d3992f8834d6f5695270acad17b41f5bcc8e2", [:mix], [{:html_entities, "~> 0.5.0", [hex: :html_entities, repo: "hexpm", optional: false]}], "hexpm", "1c5a91cae1fd8931c26a4826b5e2372c284813904c8bacb468b5de39c7ececbd"},
   "gettext": {:hex, :gettext, "0.19.1", "564953fd21f29358e68b91634799d9d26989f8d039d7512622efb3c3b1c97892", [:mix], [], "hexpm", "10c656c0912b8299adba9b061c06947511e3f109ab0d18b44a866a4498e77222"},
+  "hpax": {:hex, :hpax, "0.1.1", "2396c313683ada39e98c20a75a82911592b47e5c24391363343bde74f82396ca", [:mix], [], "hexpm", "0ae7d5a0b04a8a60caf7a39fcf3ec476f35cc2cc16c05abea730d3ce6ac6c826"},
   "html_entities": {:hex, :html_entities, "0.5.2", "9e47e70598da7de2a9ff6af8758399251db6dbb7eebe2b013f2bbd2515895c3c", [:mix], [], "hexpm", "c53ba390403485615623b9531e97696f076ed415e8d8058b1dbaa28181f4fdcc"},
   "jason": {:hex, :jason, "1.3.0", "fa6b82a934feb176263ad2df0dbd91bf633d4a46ebfdffea0c8ae82953714946", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "53fc1f51255390e0ec7e50f9cb41e751c260d065dcba2bf0d08dc51a4002c2ac"},
   "makeup": {:hex, :makeup, "1.1.0", "6b67c8bc2882a6b6a445859952a602afc1a41c2e08379ca057c0f525366fc3ca", [:mix], [{:nimble_parsec, "~> 1.2.2 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "0a45ed501f4a8897f580eabf99a2e5234ea3e75a4373c8a52824f6e873be57a6"},
   "makeup_elixir": {:hex, :makeup_elixir, "0.15.2", "dc72dfe17eb240552857465cc00cce390960d9a0c055c4ccd38b70629227e97c", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.1", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "fd23ae48d09b32eff49d4ced2b43c9f086d402ee4fd4fcb2d7fad97fa8823e75"},
   "makeup_erlang": {:hex, :makeup_erlang, "0.1.1", "3fcb7f09eb9d98dc4d208f49cc955a34218fc41ff6b84df7c75b3e6e533cc65f", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "174d0809e98a4ef0b3309256cbf97101c6ec01c4ab0b23e926a9e17df2077cbb"},
   "mime": {:hex, :mime, "2.0.2", "0b9e1a4c840eafb68d820b0e2158ef5c49385d17fb36855ac6e7e087d4b1dcc5", [:mix], [], "hexpm", "e6a3f76b4c277739e36c2e21a2c640778ba4c3846189d5ab19f97f126df5f9b7"},
+  "mint": {:hex, :mint, "1.4.1", "49b3b6ea35a9a38836d2ad745251b01ca9ec062f7cb66f546bf22e6699137126", [:mix], [{:castore, "~> 0.1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:hpax, "~> 0.1.1", [hex: :hpax, repo: "hexpm", optional: false]}], "hexpm", "cd261766e61011a9079cccf8fa9d826e7a397c24fbedf0e11b49312bea629b58"},
   "msgpax": {:hex, :msgpax, "2.3.0", "14f52ad249a3f77b5e2d59f6143e6c18a6e74f34666989e22bac0a465f9835cc", [:mix], [{:plug, "~> 1.0", [hex: :plug, repo: "hexpm", optional: true]}], "hexpm", "65c36846a62ed5615baf7d7d47babb6541313a6c0b6d2ff19354bd518f52df7e"},
+  "nimble_options": {:hex, :nimble_options, "0.4.0", "c89babbab52221a24b8d1ff9e7d838be70f0d871be823165c94dd3418eea728f", [:mix], [], "hexpm", "e6701c1af326a11eea9634a3b1c62b475339ace9456c1a23ec3bc9a847bca02d"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.2.2", "b99ca56bbce410e9d5ee4f9155a212e942e224e259c7ebbf8f2c86ac21d4fa3c", [:mix], [], "hexpm", "98d51bd64d5f6a2a9c6bb7586ee8129e27dfaab1140b5a4753f24dac0ba27d2f"},
+  "nimble_pool": {:hex, :nimble_pool, "0.2.6", "91f2f4c357da4c4a0a548286c84a3a28004f68f05609b4534526871a22053cde", [:mix], [], "hexpm", "1c715055095d3f2705c4e236c18b618420a35490da94149ff8b580a2144f653f"},
   "phoenix": {:hex, :phoenix, "1.6.6", "281c8ce8dccc9f60607346b72cdfc597c3dde134dd9df28dff08282f0b751754", [:mix], [{:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:phoenix_pubsub, "~> 2.0", [hex: :phoenix_pubsub, repo: "hexpm", optional: false]}, {:phoenix_view, "~> 1.0", [hex: :phoenix_view, repo: "hexpm", optional: false]}, {:plug, "~> 1.10", [hex: :plug, repo: "hexpm", optional: false]}, {:plug_cowboy, "~> 2.2", [hex: :plug_cowboy, repo: "hexpm", optional: true]}, {:plug_crypto, "~> 1.2", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "807bd646e64cd9dc83db016199715faba72758e6db1de0707eef0a2da4924364"},
   "phoenix_ecto": {:hex, :phoenix_ecto, "4.4.0", "0672ed4e4808b3fbed494dded89958e22fb882de47a97634c0b13e7b0b5f7720", [:mix], [{:ecto, "~> 3.3", [hex: :ecto, repo: "hexpm", optional: false]}, {:phoenix_html, "~> 2.14.2 or ~> 3.0", [hex: :phoenix_html, repo: "hexpm", optional: true]}, {:plug, "~> 1.9", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "09864e558ed31ee00bd48fcc1d4fc58ae9678c9e81649075431e69dbabb43cc1"},
   "phoenix_html": {:hex, :phoenix_html, "3.2.0", "1c1219d4b6cb22ac72f12f73dc5fad6c7563104d083f711c3fcd8551a1f4ae11", [:mix], [{:plug, "~> 1.5", [hex: :plug, repo: "hexpm", optional: true]}], "hexpm", "36ec97ba56d25c0136ef1992c37957e4246b649d620958a1f9fa86165f8bc54f"},

priv/repo/migrations/20220526070710_add_posts.exs

@@ -0,0 +1,11 @@
+defmodule Minisome.Storage.Repo.Migrations.AddPosts do
+  use Ecto.Migration
+
+  def change do
+    create table(:posts) do
+      add(:posted, :utc_datetime, null: false)
+      add(:text, :text, null: false)
+      add(:tags, {:array, :string}, null: false, default: [])
+    end
+  end
+end