Remove Woodpecker CI configuration file as multi-architecture support is no longer needed.

.gitea/workflows/build.yml

@@ -0,0 +1,20 @@
+name: build
+on:
+  push:
+    branches: [stage, main]
+  workflow_dispatch:
+jobs:
+  build:
+    runs-on: [self-hosted, linux, "${{ matrix.arch }}"]
+    strategy:
+      matrix:
+        include:
+          - arch: arm64
+            tag: arm
+          - arch: amd64
+            tag: amd64
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          docker build -f src/Dockerfile -t localhost:5000/annotations:${{ github.ref_name }}-${{ matrix.tag }} src/
+          docker push localhost:5000/annotations:${{ github.ref_name }}-${{ matrix.tag }}