ci: add Gitea Actions workflow

.gitea/workflows/build.yaml

@@ -0,0 +1,27 @@
+name: build-and-push
+
+on:
+  push:
+    branches:
+      - main
+      - high-performance
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Build and push with Kaniko
+        uses: aicoe-aioc/kaniko-action@v1
+        with:
+          registry: ${{ secrets.REGISTRY_HOSTPORT }}
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+          repo: nxtgauge-ai-assistant
+          tags: |
+            ${{ github.sha }}
+            ${{ github.ref_name }}-latest
+          dockerfile: Dockerfile
+          context: .