chore: 포트 종료 명령어 추가

Author: kubrickcode

justfile

@@ -78,6 +78,17 @@ generate-env:
 go-test:
     go list -f '{{{{.Dir}}' -m | xargs -I {} go test {}/...
 
+kill-port port:
+    #!/usr/bin/env bash
+    set -euo pipefail
+    pid=$(ss -tlnp | grep ":{{ port }} " | sed -n 's/.*pid=\([0-9]*\).*/\1/p' | head -1)
+    if [ -n "$pid" ]; then
+        echo "Killing process $pid on port {{ port }}"
+        kill -9 $pid
+    else
+        echo "No process found on port {{ port }}"
+    fi
+
 lint target="all":
     #!/usr/bin/env bash
     set -euox pipefail