fix(ci): image tag was empty on scheduled runs (#2)

Co-authored-by: claude <[email protected]>

.gitea/workflows/image-only.yml

@@ -30,7 +30,7 @@ concurrency:
 env:
   REGISTRY_PUSH: 192.168.0.2:1234
   REGISTRY_PULL: git.jpaul.io
-  IMAGE: ${{ github.repository_owner }}/${{ github.event.repository.name }}
+  IMAGE: ${{ github.repository }}
   OLLAMA_URL: http://192.168.0.2:11434,http://192.168.0.2:11435,http://192.168.0.125:11434
   EMBED_MODEL: nomic-embed-text
   PRODUCT_NAME: crop_chem
@@ -46,6 +46,19 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Verify image name resolves
+        # ${{ github.event.repository.name }} silently resolves to EMPTY on
+        # schedule events (Gitea >=1.27), which built the tag
+        # "192.168.0.2:1234/<owner>/:latest" and failed the build only AFTER
+        # the full scrape. IMAGE now comes from github.repository; this step
+        # fails in seconds if it ever goes empty again.
+        run: |
+          echo "IMAGE=${IMAGE}"
+          case "${IMAGE}" in
+            */?*) ;;
+            *) echo "ERROR: IMAGE did not resolve to owner/repo"; exit 1 ;;
+          esac
+
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
@@ -88,7 +101,7 @@ jobs:
           GITEA_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
         run: |
           OWNER="${{ github.repository_owner }}"
-          PKG="${{ github.event.repository.name }}"
+          PKG="${GITHUB_REPOSITORY##*/}"
           BODY=$(mktemp)
           CODE=$(curl -sS -o "$BODY" -w "%{http_code}" -X POST \
             -H "Authorization: token ${GITEA_TOKEN}" \
@@ -112,6 +125,6 @@ jobs:
         run: |
           python scripts/registry_gc.py \
             --owner "${{ github.repository_owner }}" \
-            --package "${{ github.event.repository.name }}" \
+            --package "${GITHUB_REPOSITORY##*/}" \
             --keep-days 180 \
             --keep-latest 6