diff --git a/.github/workflows/shellcheck.yml b/.github/workflows/shellcheck.yml
new file mode 100644
index 0000000..2a4427a
--- /dev/null
+++ b/.github/workflows/shellcheck.yml
@@ -0,0 +1,11 @@
+name: ShellCheck
+on:
+  push:
+  pull_request:
+
+jobs:
+  shellcheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Run ShellCheck
diff --git a/scripts/ping_monitor.sh b/scripts/ping_monitor.sh
index c88c89a..03d7b92 100755
--- a/scripts/ping_monitor.sh
+++ b/scripts/ping_monitor.sh
@@ -1,4 +1,11 @@
 #!/bin/bash
 HOST="8.8.8.8"
 echo "Testando conectividade..."
+echo "🌐 Testando conectividade com $HOST..."
 ping -c 4 $HOST
+if [ $? -eq 0 ]; then
+    echo "✅ Conexão OK"
+else
+    echo "❌ Falha na conexão"
+    exit 1
+fi