diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..adc3e5e
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,51 @@
+name: continuous integration
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        go-version: [1.21, 1.22]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          submodules: true
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.go-version }}
+
+      - name: Cache Go modules
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/go/pkg/mod
+            ~/.cache/go-build
+          key: ${{ runner.os }}-go-${{ matrix.go-version }}-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-${{ matrix.go-version }}-
+
+      - name: Install dependencies
+        run: go mod download
+
+      - name: Check Go fmt
+        run: |
+          if ! go fmt ./...; then
+            echo "Go fmt check failed"
+            exit 1
+          fi
+
+      - name: Run Go vet
+        run: go vet ./...
+
+      - name: Run tests
+        run: go test ./... -v -cover
diff --git a/README.md b/README.md
index 4ba5d59..88fa7ed 100644
--- a/README.md
+++ b/README.md
@@ -1,16 +1,18 @@
-# Ants
+# Ants Watch
 
 Celestia Lightnode Population Monitor.
 
-Author: [guillaumemichel](https://github.com/guillaumemichel)
+<img src="./resources/ants.png" alt="Ants Watch" height="300"/>
+
+Authors: [guillaumemichel](https://github.com/guillaumemichel), [kasteph](https://github.com/kasteph)
 
 ## Setup
 
 Before installing dependencies:
 
 ``` shell
-$ git submodule init
-$ git submodule update --init --recursive --remote
+git submodule init
+git submodule update --init --recursive --remote
 ```
 
 Then, `go mod tidy`.
diff --git a/go.mod b/go.mod
index 8f8eaf7..fbbf6f8 100644
--- a/go.mod
+++ b/go.mod
@@ -7,6 +7,8 @@ replace (
 
 go 1.23.1
 
+toolchain go1.23.2
+
 require (
 	github.com/friendsofgo/errors v0.9.2
 	github.com/golang-migrate/migrate/v4 v4.18.1
@@ -91,7 +93,7 @@ require (
 	github.com/huin/goupnp v1.3.0 // indirect
 	github.com/ipfs/boxo v0.24.0 // indirect
 	github.com/ipfs/go-cid v0.4.1
-	github.com/ipfs/go-datastore v0.6.0 // indirect
+	github.com/ipfs/go-datastore v0.6.0
 	github.com/ipfs/go-log/v2 v2.5.1
 	github.com/ipld/go-ipld-prime v0.21.0 // indirect
 	github.com/jackpal/go-nat-pmp v1.0.2 // indirect
@@ -170,7 +172,7 @@ require (
 	go.uber.org/fx v1.22.2 // indirect
 	go.uber.org/mock v0.4.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	go.uber.org/zap v1.27.0 // indirect
+	go.uber.org/zap v1.27.0
 	golang.org/x/crypto v0.28.0 // indirect
 	golang.org/x/exp v0.0.0-20241009180824-f66d83c29e7c // indirect
 	golang.org/x/mod v0.21.0 // indirect
diff --git a/queen.go b/queen.go
index 6a4bb0b..c6f1444 100644
--- a/queen.go
+++ b/queen.go
@@ -73,7 +73,7 @@ func NewQueen(ctx context.Context, dbConnString string, keysDbPath string, nPort
 
 	dbPort, err := strconv.Atoi(os.Getenv("DB_PORT"))
 	if err != nil {
-		fmt.Errorf("Port must be an integer", err)
+		logger.Errorf("Port must be an integer", err)
 	}
 
 	mP, _ := tele.NewMeterProvider()
diff --git a/resources/ants.png b/resources/ants.png
new file mode 100644
index 0000000..04788aa
Binary files /dev/null and b/resources/ants.png differ