fix(ci): drop before_data.js setup steps from all CI workflow jobs

Remove the separate checkout / cp steps that captured data.js before the
action ran. The validate script now reads HEAD~1 and HEAD via git show,
so no pre-action snapshot is needed and the race window is eliminated.

Author: ktrz

.github/workflows/ci-results-repo.yml

@@ -25,15 +25,6 @@ jobs:
       - name: Run benchmark
         run: cd examples/benchmarkdotnet && dotnet run --exporters json --filter '*'
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -43,7 +34,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Benchmark.Net Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Benchmark.Net Benchmark' './benchmark-data-repository'
 
   benchmarkjs:
     name: Run JavaScript benchmark example - github.com/benchmark-action/github-action-benchmark-results
@@ -59,15 +50,6 @@ jobs:
       - name: Run benchmark
         run: cd examples/benchmarkjs && npm install && node bench.js | tee output.txt
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -77,7 +59,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Benchmark.js Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Benchmark.js Benchmark' './benchmark-data-repository'
 
   catch2-v2-framework:
     name: Run Catch2 C++ Benchmark Framework example (v2.x) - github.com/benchmark-action/github-action-benchmark-results
@@ -98,15 +80,6 @@ jobs:
           cmake --build . --config Release
           ./Catch2_bench > ../benchmark_result.txt
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -116,7 +89,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Catch2 Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Catch2 Benchmark' './benchmark-data-repository'
 
   catch2-v3-framework:
     name: Run Catch2 C++ Benchmark Framework example (v3.x) - github.com/benchmark-action/github-action-benchmark-results
@@ -137,15 +110,6 @@ jobs:
           cmake --build . --config Release
           ./Catch2_bench > ../benchmark_result.txt
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -155,7 +119,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Catch2 Benchmark (v3)' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Catch2 Benchmark (v3)' './benchmark-data-repository'
 
   cpp-framework:
     name: Run Google C++ Benchmark Framework example - github.com/benchmark-action/github-action-benchmark-results
@@ -178,15 +142,6 @@ jobs:
           cd examples/cpp
           make json
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -196,7 +151,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'C++ Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'C++ Benchmark' './benchmark-data-repository'
 
   go:
     name: Run Go benchmark example - github.com/benchmark-action/github-action-benchmark-results
@@ -215,15 +170,6 @@ jobs:
       - name: Run benchmark
         run: cd examples/go && go test -bench 'BenchmarkFib' | tee output.txt
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -233,7 +179,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Go Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Go Benchmark' './benchmark-data-repository'
 
   java-jmh:
     name: Run JMH Java Benchmark Framework example
@@ -255,14 +201,6 @@ jobs:
           cd examples/java
           mvn clean verify
           java -jar target/benchmarks.jar -wi 1 -i 3 -f 1 -rf json
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
       - name: Store benchmark result
         uses: ./
         with:
@@ -272,7 +210,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'JMH Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'JMH Benchmark' './benchmark-data-repository'
 
   julia-benchmark:
     name: Run Julia benchmark example - github.com/benchmark-action/github-action-benchmark-results
@@ -297,15 +235,6 @@ jobs:
             Pkg.instantiate();
             include("fib.jl")'
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -315,7 +244,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Julia benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Julia benchmark' './benchmark-data-repository'
 
   pytest-benchmark:
     name: Run Pytest benchmark example - github.com/benchmark-action/github-action-benchmark-results
@@ -337,15 +266,6 @@ jobs:
           pip install -r requirements.txt
           pytest bench.py --benchmark-json output.json
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -355,7 +275,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Python Benchmark with pytest-benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Python Benchmark with pytest-benchmark' './benchmark-data-repository'
 
   rust:
     name: Run Rust benchmark example - github.com/benchmark-action/github-action-benchmark-results
@@ -372,15 +292,6 @@ jobs:
       - name: Run benchmark
         run: cd examples/rust && cargo +nightly bench | tee output.txt
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -390,7 +301,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Rust Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Rust Benchmark' './benchmark-data-repository'
 
   rust-criterion-rs-framework:
     name: Run Criterion.rs benchmark example - github.com/benchmark-action/github-action-benchmark-results
@@ -407,15 +318,6 @@ jobs:
       - name: Run benchmark
         run: cd examples/criterion-rs && cargo +nightly bench -- --output-format bencher | tee output.txt
 
-      - uses: actions/checkout@v4
-        with:
-          repository: benchmark-action/github-action-benchmark-results
-          ref: 'gh-pages'
-          path: 'dist/other-repo'
-      - name: Save previous data.js
-        run: |
-          cp ./dist/other-repo/dev/bench/data.js before_data.js
-
       - name: Store benchmark result
         uses: ./
         with:
@@ -425,7 +327,7 @@ jobs:
           fail-on-alert: true
           gh-repository: 'github.com/benchmark-action/github-action-benchmark-results'
           github-token: ${{ secrets.GITHUB_TOKEN }}
-      - run: npx tsx scripts/ci_validate_modification.ts before_data.js 'Criterion.rs Benchmark' './benchmark-data-repository'
+      - run: npx tsx scripts/ci_validate_modification.ts 'Criterion.rs Benchmark' './benchmark-data-repository'
 
   only-alert-with-cache:
     name: Run alert check with actions/cache