Add lint check (#5)

* Add lint check

* update

* update shellcheck to use master

* fix error

* disable shellscheck on script version

* update comment

* bumb version

Author: locus313

.github/workflows/check-version.yml

@@ -4,6 +4,9 @@ on:
   pull_request:
     branches:
       - main
+    paths:
+      - 'sync-ssh-keys.sh'
+      - 'users.conf'
 
 jobs:
   check-version:

.github/workflows/lint.yml

@@ -0,0 +1,22 @@
+name: Lint Shell Script
+
+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - 'sync-ssh-keys.sh'
+      - '.github/workflows/lint.yml'
+
+jobs:
+  shellcheck:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Run ShellCheck
+        uses: ludeeus/action-shellcheck@master
+        with:
+          scandir: .
+          severity: warning

.github/workflows/release.yml

@@ -4,6 +4,10 @@ on:
   push:
     branches:
       - main
+    paths:
+      - 'sync-ssh-keys.sh'
+      - 'users.conf'
+  workflow_dispatch:
 
 jobs:
   release:

sync-ssh-keys.sh

@@ -1,7 +1,8 @@
 #!/bin/bash
 set -euo pipefail
 
-SCRIPT_VERSION="0.0.4"
+# shellcheck disable=SC2034  # planned to be used in a future release
+SCRIPT_VERSION="0.0.5"
 
 # === Load user configuration ===
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"