diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
new file mode 100644
index 0000000..8031eca
--- /dev/null
+++ b/.gitea/workflows/ci.yaml
@@ -0,0 +1,88 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+env:
+  REGISTRY: gitea.nik4nao.com
+  IMAGE_PREFIX: gitea.nik4nao.com/nik
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - uses: actions/setup-go@v6
+        with:
+          go-version-file: go.work
+          cache-dependency-path: |
+            go.work.sum
+            ha-gateway/go.sum
+            discord-bot/go.sum
+            gen/go.sum
+
+      - name: go vet
+        run: |
+          cd gen && go vet ./...
+          cd ../ha-gateway && go vet ./...
+          cd ../discord-bot && go vet ./...
+
+      - name: go test
+        run: |
+          cd gen && go test ./...
+          cd ../ha-gateway && go test ./...
+          cd ../discord-bot && go test ./...
+
+  build-ha-gateway:
+    needs: test
+    if: github.ref == 'refs/heads/main'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - uses: docker/setup-buildx-action@v4
+
+      - uses: docker/login-action@v4
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - uses: docker/build-push-action@v7
+        with:
+          context: .
+          file: ha-gateway/Dockerfile
+          push: true
+          platforms: linux/amd64
+          tags: |
+            ${{ env.IMAGE_PREFIX }}/ha-gateway:${{ github.sha }}
+            ${{ env.IMAGE_PREFIX }}/ha-gateway:latest
+
+  build-discord-bot:
+    needs: test
+    if: github.ref == 'refs/heads/main'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - uses: docker/setup-buildx-action@v4
+
+      - uses: docker/login-action@v4
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - uses: docker/build-push-action@v7
+        with:
+          context: .
+          file: discord-bot/Dockerfile
+          push: true
+          platforms: linux/amd64
+          tags: |
+            ${{ env.IMAGE_PREFIX }}/discord-bot:${{ github.sha }}
+            ${{ env.IMAGE_PREFIX }}/discord-bot:latest