Merge pull request #5 from wadakatu/feature/actions/shellcheck

add shellcheck github actions workflow

.github/workflows/shell_check.yml

@@ -0,0 +1,34 @@
+name: shell_check
+on:
+  pull_request:
+    paths:
+      - '.github/workflows/shell_check.yml'
+      - '**.sh'
+
+defaults:
+  run:
+    shell: bash
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  shell_check:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: shellcheck
+        uses: reviewdog/action-shellcheck@v1
+        with:
+          github_token: ${{ secrets.github_token }}
+          reporter: github-pr-review
+          path: "."
+          pattern: "*.sh"
+          fail_level: "warning"
+          check_all_files_with_shebangs: true

symlink.sh

@@ -42,8 +42,11 @@ process_directory() {
     mkdir -p "$default_dest_dir"
 
     find "$src_dir" -mindepth 1 -maxdepth 1 -type f | while read -r file; do
-        local filename=$(basename "$file")
-        local dest=$(get_special_dest "$filename")
+        local filename
+        local dest
+
+        filename=$(basename "$file")
+        dest=$(get_special_dest "$filename")
 
         # 特別なリンク先がなければデフォルトのディレクトリを使用
         [ -z "$dest" ] && dest="$default_dest_dir/$filename"