revert(ci): restore PR workflow from origin/master

.github/workflows/pr.yml

@@ -96,8 +96,6 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
 
       - name: Setup pnpm
         uses: pnpm/action-setup@v4
@@ -110,14 +108,6 @@ jobs:
           node-version: 24
           cache: pnpm
 
-      - name: Refresh lockfile when manifests change
-        run: |
-          changed="$(git diff --name-only "${{ github.event.pull_request.base.sha }}" "${{ github.event.pull_request.head.sha }}")"
-          manifest_pattern='(^|/)package\.json$|^pnpm-workspace\.yaml$|^\.npmrc$|^pnpmfile\.(cjs|js|mjs)$'
-          if printf '%s\n' "$changed" | grep -Eq "$manifest_pattern"; then
-            pnpm install --lockfile-only --ignore-scripts --no-frozen-lockfile
-          fi
-
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
 
@@ -144,8 +134,6 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
 
       - name: Setup pnpm
         uses: pnpm/action-setup@v4
@@ -158,14 +146,6 @@ jobs:
           node-version: 24
           cache: pnpm
 
-      - name: Refresh lockfile when manifests change
-        run: |
-          changed="$(git diff --name-only "${{ github.event.pull_request.base.sha }}" "${{ github.event.pull_request.head.sha }}")"
-          manifest_pattern='(^|/)package\.json$|^pnpm-workspace\.yaml$|^\.npmrc$|^pnpmfile\.(cjs|js|mjs)$'
-          if printf '%s\n' "$changed" | grep -Eq "$manifest_pattern"; then
-            pnpm install --lockfile-only --ignore-scripts --no-frozen-lockfile
-          fi
-
       - name: Install dependencies
         run: pnpm install --frozen-lockfile