ci: use docker bridge gateway 172.17.0.1:2375 to reach dind from job containers

.gitea/workflows/build.yaml

@@ -0,0 +1,41 @@
+name: Build and Deploy Chitfund
+on: [push]
+
+jobs:
+  build-backend:
+    runs-on: ubuntu-latest
+    env:
+      DOCKER_HOST: tcp://172.17.0.1:2375
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Build and push Backend (Kaniko)
+        run: |
+          docker run --rm \
+            -v $GITEA_WORKSPACE:/workspace \
+            gcr.io/kaniko-project/executor:latest \
+              --context=/workspace/backend \
+              --dockerfile=/workspace/backend/Dockerfile \
+              --destination=192.168.8.250:5000/chitfund-backend:latest \
+              --insecure \
+              --skip-tls-verify
+
+  build-frontend:
+    runs-on: ubuntu-latest
+    env:
+      DOCKER_HOST: tcp://172.17.0.1:2375
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Build and push Frontend (Kaniko)
+        run: |
+          docker run --rm \
+            -v $GITEA_WORKSPACE:/workspace \
+            gcr.io/kaniko-project/executor:latest \
+              --context=/workspace/luckychit \
+              --dockerfile=/workspace/luckychit/Dockerfile \
+              --destination=192.168.8.250:5000/chitfund-frontend:latest \
+              --insecure \
+              --skip-tls-verify