ci: add handler-base auto-update workflow, remove old Python CI

.gitea/workflows/update-dependency.yml

@@ -0,0 +1,59 @@
+name: Update handler-base
+
+on:
+  repository_dispatch:
+    types: [handler-base-release]
+
+env:
+  NTFY_URL: http://ntfy.observability.svc.cluster.local:80
+
+jobs:
+  update:
+    name: Update handler-base dependency
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.GITEA_TOKEN }}
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Configure Git
+        run: |
+          git config user.name "gitea-actions[bot]"
+          git config user.email "actions@git.daviestechlabs.io"
+
+      - name: Update handler-base
+        run: |
+          VERSION="${{ gitea.event.client_payload.version }}"
+          echo "Updating handler-base to ${VERSION}"
+          GONOSUMCHECK=git.daviestechlabs.io GONOSUMDB=git.daviestechlabs.io \
+            go get git.daviestechlabs.io/daviestechlabs/handler-base@${VERSION}
+          go mod tidy
+
+      - name: Commit and push
+        run: |
+          VERSION="${{ gitea.event.client_payload.version }}"
+          if git diff --quiet go.mod go.sum; then
+            echo "No changes to commit"
+            exit 0
+          fi
+          git add go.mod go.sum
+          git commit -m "chore(deps): bump handler-base to ${VERSION}"
+          git push
+
+      - name: Notify
+        if: success()
+        run: |
+          VERSION="${{ gitea.event.client_payload.version }}"
+          curl -s \
+            -H "Title: 📦 Dep Update: ${{ gitea.repository }}" \
+            -H "Priority: default" \
+            -H "Tags: package,github" \
+            -d "handler-base updated to ${VERSION}" \
+            ${{ env.NTFY_URL }}/gitea-ci