chore: upgrade GitHub Actions to Node 24-compatible versions

Upgrade all GitHub Actions to versions supporting Node.js 24,
ahead of the June 2026 deprecation of Node.js 20 runners.

- actions/checkout v4 → v6
- actions/setup-java v4 → v5
- actions/setup-python v5 → v6
- actions/setup-node v4 → v6
- actions/upload-artifact v4 → v7
- actions/download-artifact v4 → v8
- astral-sh/setup-uv v4 → v7
- pnpm/action-setup v4 → v5
- softprops/action-gh-release v1 → v2

Closes #326, Closes #327

Co-authored-by: Salman Chishti <salmanmkc@users.noreply.github.com>

Author: bundolee

.github/workflows/release.yml

@@ -20,7 +20,7 @@ jobs:
       # 1. SETUP
       # =================================================================
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Initialize VERSION
         run: |
@@ -31,7 +31,7 @@ jobs:
           fi
 
       - name: Set up Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           java-version: '21'
           distribution: 'temurin'
@@ -43,21 +43,21 @@ jobs:
           gpg-passphrase: ${{ secrets.MAVEN_GPG_PASSPHRASE }}
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.12'
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v7
 
       - name: Set up Node.js and pnpm
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20'
           registry-url: 'https://registry.npmjs.org'
 
       - name: Install pnpm
-        uses: pnpm/action-setup@v4
+        uses: pnpm/action-setup@v5
         with:
           version: 9
 
@@ -112,7 +112,7 @@ jobs:
 
       - name: Create GitHub Release
         if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
-        uses: softprops/action-gh-release@v1
+        uses: softprops/action-gh-release@v2
         with:
             tag_name: ${{ github.ref_name }}
             name: Release ${{ github.ref_name }}

.github/workflows/sync-docs.yml

@@ -27,7 +27,7 @@ jobs:
   sync:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Push to homepage repo
         # Pinned to v1.7.3 for security - verify before updating

.github/workflows/test-benchmark.yml

@@ -22,19 +22,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: 'temurin'
           java-version: '21'
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v7
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20'
 
@@ -52,7 +52,7 @@ jobs:
           token: ${{ secrets.CODECOV_TOKEN }}
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: java-build
           path: java/opendataloader-pdf-cli/target/*.jar
@@ -63,33 +63,33 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: 'temurin'
           java-version: '21'
 
       - name: Download build artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v8
         with:
           name: java-build
           path: java/opendataloader-pdf-cli/target/
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
 
       - name: Setup uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v7
 
       - name: Run benchmark
         run: ./scripts/bench.sh --skip-build --check-regression
 
       - name: Upload evaluation results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         if: always()
         with:
           name: benchmark-results