push benchmark data to dedicated branch

Author: ggivo

.github/workflows/benchmarks.yml

@@ -2,59 +2,52 @@ name: Benchmarks
 
 on:
   schedule:
-    - cron: '0 1 * * *' # nightly build at 1 AM UTC
-  workflow_dispatch: # allow manual trigger
+    - cron: '0 1 * * *'
+  workflow_dispatch:
+
+permissions:
+  contents: write          # required for auto-push
+
+concurrency:
+  group: benchmarks        # serialize cron + manual runs
+  cancel-in-progress: false
 
 jobs:
   benchmark:
     name: Execute JMH benchmarks
     runs-on: ubuntu-latest
     timeout-minutes: 60
     steps:
-      - name: Checkout project
-        uses: actions/checkout@v6
+      - uses: actions/checkout@v6
 
-      - name: Set up Java
-        uses: actions/setup-java@v5
+      - uses: actions/setup-java@v5
         with:
           java-version: '8'
           distribution: 'temurin'
           cache: 'maven'
 
-      - name: Setup Maven
-        uses: s4u/setup-maven-action@v1.20.0
-        with:
-          java-version: 8
-
       - name: Maven offline dependencies
-        run: |
-          mvn -q dependency:go-offline
+        run: mvn -q dependency:go-offline
 
       - name: Run JMH benchmarks
-        run: |
-          mvn -Pjmh clean test
+        run: mvn -Pjmh clean test
         env:
           JVM_OPTS: -Xmx3200m
           TERM: dumb
-      # Download previous benchmark result from cache (if exists)
-      - name: Download previous benchmark data
-        uses: actions/cache@v5
-        with:
-          path: ./cache
-          key: ${{ runner.os }}-benchmark
-      # Store benchmark result and compare with previous runs
+
+      - name: Verify JMH output exists
+        run: test -s benchmarks.json
+
       - name: Store benchmark result
         uses: benchmark-action/github-action-benchmark@v1
         with:
           tool: 'jmh'
+          output-file-path: benchmarks.json
           github-token: ${{ secrets.GITHUB_TOKEN }}
-          comment-on-alert: false
-          # Uncomment to enable automatic pushes to gh-pages
           auto-push: true
-          gh-repository: 'github.com/redis/jedis'
-          gh-pages-branch: 'master'
-          benchmark-data-dir-path: './docs/static/benchmarks'
-          output-file-path: benchmarks.json
+          gh-pages-branch: benchmark-data          # NOT master
+          benchmark-data-dir-path: 'jedis'         # path inside that branch
           fail-on-alert: false
           alert-threshold: '200%'
-          alert-comment-cc-users: '@ggivo'
+          comment-on-alert: false
+          alert-comment-cc-users: '@ggivo'