ci: update pnpm version to 8.15.7

Author: leoliu0605

.github/workflows/build.yml

@@ -18,7 +18,7 @@ jobs:
               with:
                   node-version: 18
             - run: |
-                  npm install -g pnpm
+                  npm install -g pnpm@8.15.7
                   pnpm install
 
             - run: |

.github/workflows/release.yml

@@ -16,7 +16,7 @@ jobs:
             - uses: actions/checkout@v4
               with:
                   fetch-depth: 0
-                  token: ${{ secrets.GITHUB_TOKEN }}
+                  token: ${{ secrets.PAT }}
             - run: |
                   git config user.name "GitHub Actions"
                   git config user.email "[email protected]"
@@ -25,7 +25,7 @@ jobs:
               with:
                   node-version: 18
             - run: |
-                  npm install -g pnpm
+                  npm install -g pnpm@8.15.7
                   pnpm install
 
             - run: |

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
         strategy:
             matrix:
                 os: [windows-latest, macos-latest, ubuntu-latest, macos-14]
-                node-version: [16, 18, 20]
+                node-version: [18, 20]
         steps:
             - uses: actions/checkout@v4
             - name: Use Node.js ${{ matrix.node-version }}
@@ -25,7 +25,7 @@ jobs:
                   node-version: ${{ matrix.node-version }}
             - name: Install dependencies
               run: |
-                  npm install -g pnpm
+                  npm install -g pnpm@8.15.7
                   pnpm install
             - name: Run tests (Linux)
               if: ${{ matrix.os == 'ubuntu-latest' }}