ci: improve status push to discord

.forgejo/actions/push-status-to-discord/action.yml

@@ -14,7 +14,7 @@ outputs:
     description: "ID of the message that was posted, for editing purposes in further calls."
     value: ""
 
-run:
+runs:
   using: "composite"
   steps:
     - name: Setup Python
@@ -22,5 +22,5 @@ run:
       with:
         python-version: 3.12
     - name: Install dependencies
-      run: pip install .
-    - run: python ./main.py ${{ inputs.webhook_url }} ${{ inputs.project_name }} ${{inputs.status }}
+      run: pip install -r ./.forgejo/actions/push-status-to-discord/requirements.txt
+    - run: python ./.forgejo/actions/push-status-to-discord/main.py ${{ inputs.webhook_url }} ${{ inputs.project_name }} ${{inputs.status }}

.forgejo/actions/push-status-to-discord/requirements.txt

@@ -0,0 +1 @@
+httpx==0.27

.forgejo/workflows/ci.yml

@@ -5,6 +5,7 @@ jobs:
   pre-run-notify:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v4
       - uses: ./.forgejo/actions/push-status-to-discord
         with:
           webhook-url: ${{ secrets.DISCORD_WEBHOOK_URL }}