feat: extract into own repo

action.yml

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+name: Post build status to Discord
+
+inputs:
+  webhook-url:
+    description: "Discord webhook URL events should be sent to."
+    required: true
+  title:
+    description: "Message title"
+    default: "${{github.repository}} (Build #${{github.run_number}})"
+  project-name:
+    description: "Project name."
+    required: true
+  status:
+    description: "Status to report."
+    required: true
+  variant:
+    description: "Style to attach to the message element."
+    default: "info"
+  init:
+    description: "Marks the first status push, prevents pulling context."
+
+runs:
+  using: "composite"
+  steps:
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: 3.12
+    - uses: actions/download-artifact@v3
+      if: ${{ !inputs.init }}
+      with:
+        name: "${{github.sha}}-${{github.run_number}}-${{github.run_attempt}}-discord-context.zip"
+        path: /tmp
+    - name: Install dependencies
+      if: ${{ always() }}
+      run: pip install -r ${{ github.action_path }}/requirements.txt
+    - run: python ${{ github.action_path }}/main.py ${{ inputs.webhook-url }} "${{inputs.title}}" ${{ inputs.status }} ${{ inputs.variant }} /tmp/discord-context
+    - uses: actions/upload-artifact@v3
+      with:
+        path: /tmp/discord-context
+        name: "${{github.sha}}-${{github.run_number}}-${{github.run_attempt}}-discord-context.zip"
+        retention-days: 1
+        overwrite: true

main.py

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+import sys
+import typing
+import json
+import pathlib
+import datetime
+
+import httpx
+
+COLORS = {
+    "failure": 0xCB2431,
+    "success": 0x28A745,
+    "info": 0x0000FF,
+}
+
+
+class EmbedField(typing.TypedDict):
+    name: str
+    value: str
+    inline: bool
+
+
+class Embed(typing.TypedDict):
+    color: str
+    title: str
+    fields: list[EmbedField]
+
+
+class MessageState(typing.TypedDict):
+    """
+    Partial mapping of Discord message information.
+
+    See: https://discord.com/developers/docs/resources/channel#message-object
+    """
+
+    id: int
+    timestamp: str
+    edited_timestamp: str
+    embeds: list[Embed]
+
+
+class Context(typing.TypedDict):
+    message: MessageState
+
+
+if __name__ == "__main__":
+    webhook_url, title, status, variant, context_path = sys.argv[1:6]
+    context = None
+    if pathlib.Path(context_path).exists():
+        with open(context_path, "r", encoding="utf-8") as context_file:
+            context = Context(**json.load(context_file))
+
+    embed_data = Embed(
+        color=COLORS[variant],
+        title=title,
+        fields=[
+            EmbedField(name="Status", value=status, inline=True),
+            EmbedField(
+                name="Updated at",
+                value=str(datetime.datetime.now().ctime()),
+                inline=True,
+            ),
+        ],
+    )
+
+    if context:
+        message_id = context["message"]["id"]
+        response = httpx.patch(
+            f"{webhook_url}/messages/{message_id}?wait=true",
+            json={"embeds": [*context["message"]["embeds"], embed_data]},
+        )
+    else:
+        response = httpx.post(f"{webhook_url}?wait=true", json={"embeds": [embed_data]})
+        context = Context(message=response.json())
+
+    with open(context_path, "w", encoding="utf-8") as context_file:
+        json.dump(context, context_file)

requirements.txt

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+httpx==0.27