feat: add basic Gitea Actions test workflow

Adds a simple workflow to verify Gitea Actions is running correctly.
Triggers on push to main and manual dispatch.

.gitea/workflows/test.yaml

@@ -0,0 +1,23 @@
+name: Test Workflow
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Test Action Running
+        run: |
+          echo "Gitea Actions is working!"
+          echo "Repository: ${{ gitea.repository }}"
+          echo "Branch: ${{ gitea.ref_name }}"
+          echo "Commit: ${{ gitea.sha }}"
+          echo "Runner: $(uname -a)"
+          date