Fix CI/CD: remove GHA cache, split build jobs

- Remove cache-from/cache-to that caused timeout errors on Gitea
- Split engine and UI builds into parallel jobs
- Both images now build independently (one failure won't block the other)

.gitea/workflows/ci-cd.yaml

@@ -10,7 +10,6 @@ on:
 env:
   REGISTRY: gitea.thefetagroup.com
   IMAGE_NAME: bnair/cryptobot
-  # Gitea URL for git operations
   GITEA_URL: https://git.thefetagroup.com
 
 jobs:
@@ -54,7 +53,7 @@ jobs:
       - name: Run tests
         run: pytest --cov=tradefinder --cov-report=term-missing
 
-  build-and-push:
+  build-engine:
     runs-on: ubuntu-latest
     needs: test
     if: startsWith(github.ref, 'refs/tags/v')
@@ -89,8 +88,31 @@ jobs:
           tags: |
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.VERSION }}
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
+
+  build-ui:
+    runs-on: ubuntu-latest
+    needs: test
+    if: startsWith(github.ref, 'refs/tags/v')
+    steps:
+      - name: Checkout code
+        run: |
+          git clone --depth 1 ${{ env.GITEA_URL }}/bnair/CryptoTrading.git .
+          git fetch origin ${{ github.ref_name }} --depth 1
+          git checkout ${{ github.ref_name }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract version from tag
+        id: version
+        run: echo "VERSION=${{ github.ref_name }}" >> $GITHUB_OUTPUT
+
+      - name: Login to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
 
       - name: Build and push UI image
         uses: docker/build-push-action@v5
@@ -102,5 +124,3 @@ jobs:
           tags: |
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-ui:${{ steps.version.outputs.VERSION }}
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-ui:latest
-          cache-from: type=gha
-          cache-to: type=gha,mode=max