fix: Replace Kaniko with standard docker build to avoid context mounting issues

.gitea/workflows/build.yaml

@@ -10,15 +10,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
-      - name: Build and push (Kaniko)
+      - name: Build and push
         run: |
-          JOB_CONTAINER=$(docker ps --format '{{.Names}}' | grep 'GITEA-ACTIONS-TASK' | head -1)
-          docker run --rm \
-            --volumes-from "$JOB_CONTAINER" \
-            gcr.io/kaniko-project/executor:latest \
-              --context=dir://"$GITHUB_WORKSPACE" \
-              --dockerfile="$GITHUB_WORKSPACE/Dockerfile" \
-              --destination=192.168.8.250:5000/market:latest \
-              --insecure \
-              --skip-tls-verify \
-              --no-cache
+          docker build -t 192.168.8.250:5000/market:latest .
+          docker push 192.168.8.250:5000/market:latest