fix: correct checkout SHA and restructure cron.yaml per standard

.gitea/workflows/cron.yaml

@@ -9,15 +9,24 @@ jobs:
     runs-on: ubuntu-latest
     continue-on-error: true
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b411f31884172cec0e10 # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
       - uses: hadolint/hadolint-action@2332a7b74a6de0dda2e2221d575162eba76ba5e5 # v3.3.0
         with:
           dockerfile: Dockerfile
 
-  build-push:
+  test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@df4cb1c069e1874edd31b411f31884172cec0e10 # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
+      - uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5 # v4
+      - run: docker build -t ci-image:${{ github.sha }} .
+      - run: bash tests/test.sh ci-image:${{ github.sha }}
+
+  build-push:
+    needs: [test]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
         with:
           fetch-depth: 0
       - uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5 # v4
@@ -34,8 +43,7 @@ jobs:
         with:
           images: jcabillot/opencode-openchamber
           tags: |
-            type=raw,value=latest
+            type=raw,value=${{ steps.get-latest-tag.outputs.tag }}-latest,enable=${{ steps.get-latest-tag.outputs.tag != '' }}
-            type=raw,value=${{ steps.get-latest-tag.outputs.tag }},enable=${{ steps.get-latest-tag.outputs.tag != '' }}
       - uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf # v7.2.0
         with:
           context: .