docs+nix: add deployment README and align release packaging

lib/parrhesia/auth/nip98.ex

@@ -14,7 +14,7 @@ defmodule Parrhesia.Auth.Nip98 do
   def validate_authorization_header("Nostr " <> encoded_event, method, url)
       when is_binary(method) and is_binary(url) do
     with {:ok, event_json} <- decode_base64(encoded_event),
-         {:ok, event} <- Jason.decode(event_json),
+         {:ok, event} <- JSON.decode(event_json),
          :ok <- validate_event_shape(event),
          :ok <- validate_http_binding(event, method, url) do
       {:ok, event}

lib/parrhesia/protocol.ex

@@ -59,7 +59,7 @@ defmodule Parrhesia.Protocol do
   def encode_relay(message) do
     message
     |> relay_frame()
-    |> Jason.encode!()
+    |> JSON.encode!()
   end
 
   @spec decode_error_notice(decode_error()) :: String.t()
@@ -77,7 +77,7 @@ defmodule Parrhesia.Protocol do
   end
 
   defp decode_json(payload) do
-    case Jason.decode(payload) do
+    case JSON.decode(payload) do
       {:ok, decoded} -> {:ok, decoded}
       {:error, _reason} -> {:error, :invalid_json}
     end

lib/parrhesia/protocol/event_validator.ex

@@ -71,7 +71,7 @@ defmodule Parrhesia.Protocol.EventValidator do
       event["tags"],
       event["content"]
     ]
-    |> Jason.encode!()
+    |> JSON.encode!()
     |> then(&:crypto.hash(:sha256, &1))
     |> Base.encode16(case: :lower)
   end

lib/parrhesia/web/connection.ex

@@ -493,7 +493,7 @@ defmodule Parrhesia.Web.Connection do
 
   defp generate_hll_payload(filters, count) do
     filters
-    |> Jason.encode!()
+    |> JSON.encode!()
     |> then(&"#{&1}:#{count}")
     |> then(&:crypto.hash(:sha256, &1))
     |> Base.encode64()

lib/parrhesia/web/management.ex

@@ -76,7 +76,7 @@ defmodule Parrhesia.Web.Management do
   defp normalize_result(result), do: %{"value" => inspect(result)}
 
   defp send_json(conn, status, body) do
-    encoded = Jason.encode!(body)
+    encoded = JSON.encode!(body)
 
     conn
     |> put_resp_content_type("application/json")

lib/parrhesia/web/router.ex

@@ -11,7 +11,7 @@ defmodule Parrhesia.Web.Router do
   plug(Plug.Parsers,
     parsers: [:json],
     pass: ["application/json"],
-    json_decoder: Jason
+    json_decoder: JSON
   )
 
   plug(:match)
@@ -43,7 +43,7 @@ defmodule Parrhesia.Web.Router do
 
   get "/relay" do
     if accepts_nip11?(conn) do
-      body = Jason.encode!(RelayInfo.document())
+      body = JSON.encode!(RelayInfo.document())
 
       conn
       |> put_resp_content_type("application/nostr+json")