diff --git a/.github/workflows/build-and-push.yaml b/.github/workflows/build-and-push.yaml
new file mode 100644
index 0000000..68b4b21
--- /dev/null
+++ b/.github/workflows/build-and-push.yaml
@@ -0,0 +1,41 @@
+name: docker-ci
+
+on:
+  push:
+    branches:
+      - 'main'
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    container:
+      image: catthehacker/ubuntu:act-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to DockerHub
+        uses: docker/login-action@v3
+        with:
+          registry: git.usbharu.dev
+          username: usbharu
+          password: ${{ secrets.PUBLIC_REPOSITORY_PACKAGE_WRITE_TOKEN }}
+      - name: metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: git.usbharu.dev/usbharu/misskey-exporter
+          tags: |
+            type=raw,value=latest
+            type=sha,prefix=,suffix=,format=short
+      - name: build
+        uses: docker/build-push-action@v5
+        with:
+          file: ./Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
diff --git a/main.go b/main.go
index 1095eb6..17241d2 100644
--- a/main.go
+++ b/main.go
@@ -102,18 +102,6 @@ var (
 		})
 )
 
-type MetricGroup struct {
-	Basename string
-	Help     string
-	Type     string
-	Value    []Metric
-}
-
-type Metric struct {
-	Label map[string]string
-	Value string
-}
-
 func main() {
 	options, err := misskey.NewClientWithOptions(
 		misskey.WithAPIToken(apiKey),
@@ -159,5 +147,6 @@ func main() {
 		go collectTimeline()
 	}()
 
-	server.ListenAndServe()
+	logrus.Error(server.ListenAndServe())
+
 }