TimefoldAI · triceo · Jun 1, 2026 · Jun 1, 2026 · Jun 1, 2026 · Jun 1, 2026
diff --git a/.github/workflows/performance_score_director.yml b/.github/workflows/performance_score_director.yml
@@ -50,12 +50,14 @@ jobs:
     outputs:
       baseline_solver_version: ${{ steps.step1.outputs.version }}
       needs_snapshot_built: ${{ steps.step1.outputs.needs_snapshot_built }}
+    env:
+      BASELINE: ${{ github.event.inputs.baseline }}
     steps:
       - name: Determine the baseline
         id: step1
         shell: bash
         run: |
-          if [[ "${{ github.event.inputs.baseline }}" =~ ^v([0-9]+\.[0-9]+\.[0-9]+)$ ]]; then
+          if [[ "$BASELINE" =~ ^v([0-9]+\.[0-9]+\.[0-9]+)$ ]]; then
             VERSION="${BASH_REMATCH[1]}"
             NEEDS_SNAPSHOT_BUILT=false
             echo "Baseline is a release tag ($VERSION)."
@@ -77,9 +79,6 @@ jobs:
       matrix:
         # When updating this list, use find-and-replace in the entire file to keep all such lists identical.
         example: [cloud_balancing, conference_scheduling, curriculum_course, examination, flow_shop, machine_reassignment, meeting_scheduling, nurse_rostering, patient_admission_scheduling, task_assigning, traveling_tournament, vehicle_routing]
-    env:
-      MVN_USERNAME: '${{ secrets.JFROG_ENTERPRISE_READ_ONLY_ACCESS_USERNAME }}'
-      MVN_PASSWORD: '${{ secrets.JFROG_ENTERPRISE_READ_ONLY_ACCESS_TOKEN }}'
     steps:
       - name: Checkout timefold-solver-benchmarks
         uses: actions/checkout@v6
@@ -94,9 +93,6 @@ jobs:
           java-version: 25 # Always build with the least recent supported JDK.
           distribution: 'temurin'
           cache: 'maven'
-          server-id: 'timefold-solver-enterprise'
-          server-username: 'MVN_USERNAME'
-          server-password: 'MVN_PASSWORD'
 
       # Only build the snapshots if determined by the decisions job.
       - name: Checkout timefold-solver
@@ -129,8 +125,9 @@ jobs:
         if: needs.decisions.outputs.needs_snapshot_built == 'true'
         working-directory: ./timefold-solver-benchmarks
         shell: bash
+        env:
+          TARGET_BRANCH: ${{ github.event.inputs.baseline }}
         run: |
-          TARGET_BRANCH="${{ github.event.inputs.baseline }}"
           if git ls-remote --exit-code --heads origin "$TARGET_BRANCH" > /dev/null; then
             git fetch --depth=1 origin "$TARGET_BRANCH"
             git checkout -B "$TARGET_BRANCH" FETCH_HEAD
@@ -139,8 +136,10 @@ jobs:
       - name: Compile the benchmark
         working-directory: ./timefold-solver-benchmarks
         shell: bash
+        env:
+          VERSION: ${{ needs.decisions.outputs.baseline_solver_version }}
         run: |
-          ./mvnw clean install -B -Dquickly -Dversion.ai.timefold.solver=${{ needs.decisions.outputs.baseline_solver_version }}
+          ./mvnw clean install -B -Dquickly -Dversion.ai.timefold.solver=$VERSION
           mv target/benchmarks.jar ../benchmarks-baseline.jar
 
       - name: Upload the binaries
@@ -158,9 +157,6 @@ jobs:
       matrix:
         # When updating this list, use find-and-replace in the entire file to keep all such lists identical.
         example: [cloud_balancing, conference_scheduling, curriculum_course, examination, flow_shop, machine_reassignment, meeting_scheduling, nurse_rostering, patient_admission_scheduling, task_assigning, traveling_tournament, vehicle_routing]
-    env:
-      MVN_USERNAME: '${{ secrets.JFROG_ENTERPRISE_READ_ONLY_ACCESS_USERNAME }}'
-      MVN_PASSWORD: '${{ secrets.JFROG_ENTERPRISE_READ_ONLY_ACCESS_TOKEN }}'
     steps:
       - name: Checkout timefold-solver-benchmarks
         uses: actions/checkout@v6
@@ -175,9 +171,6 @@ jobs:
           java-version: 25 # Always build with the least recent supported JDK.
           distribution: 'temurin'
           cache: 'maven'
-          server-id: 'timefold-solver-enterprise'
-          server-username: 'MVN_USERNAME'
-          server-password: 'MVN_PASSWORD'
 
       - name: Checkout timefold-solver
         uses: actions/checkout@v6
@@ -201,8 +194,9 @@ jobs:
       - name: Switch to correct Enterprise branch if it exists
         working-directory: ./timefold-solver-enterprise
         shell: bash
+        env:
+          TARGET_BRANCH: ${{ github.event.inputs.branch }}
         run: |
-          TARGET_BRANCH="${{ github.event.inputs.branch }}"
           if git ls-remote --exit-code --heads origin "$TARGET_BRANCH" > /dev/null; then
             git fetch --depth=1 origin "$TARGET_BRANCH"
             git checkout -B "$TARGET_BRANCH" FETCH_HEAD
@@ -218,8 +212,9 @@ jobs:
       - name: Switch to correct Benchmarks branch if it exists
         working-directory: ./timefold-solver-benchmarks
         shell: bash
+        env:
+          TARGET_BRANCH: ${{ github.event.inputs.branch }}
         run: |
-          TARGET_BRANCH="${{ github.event.inputs.branch }}"
           if git ls-remote --exit-code --heads origin "$TARGET_BRANCH" > /dev/null; then
             git fetch --depth=1 origin "$TARGET_BRANCH"
             git checkout -B "$TARGET_BRANCH" FETCH_HEAD
@@ -251,14 +246,22 @@ jobs:
     steps:
       - name: Clean results of previous runs
         shell: bash
+        env:
+          BASELINE: ${{ github.event.inputs.baseline }}
+          BRANCH: ${{ github.event.inputs.branch }}
         run: |
           rm -rf timefold-solver-benchmarks
           # GitHub expressions can't do this, so we need to hack this in shell.
           # DIRs are different, so that we can run "main" against "main" and have separate results.
-          echo "SANITIZED_BASELINE=$(echo "${{ github.event.inputs.baseline }}" | sed 's/\//\-/g')" >> $GITHUB_ENV
-          echo "BASELINE_DIR=baseline_$(echo "${{ github.event.inputs.baseline }}" | sed 's/\//\-/g')" >> $GITHUB_ENV
-          echo "SANITIZED_BRANCH=$(echo "${{ github.event.inputs.branch }}" | sed 's/\//\-/g')" >> $GITHUB_ENV
-          echo "SUT_DIR=sut_$(echo "${{ github.event.inputs.branch }}" | sed 's/\//\-/g')" >> $GITHUB_ENV
+          # Strip CR/LF from inputs before writing to $GITHUB_ENV to prevent env-file injection.
+          SANITIZED_BASELINE=$(echo "$BASELINE" | tr -d '\r\n' | sed 's/\//\-/g')
+          SANITIZED_BRANCH=$(echo "$BRANCH" | tr -d '\r\n' | sed 's/\//\-/g')
+          {
+            echo "SANITIZED_BASELINE=$SANITIZED_BASELINE"
+            echo "BASELINE_DIR=baseline_$SANITIZED_BASELINE"
+            echo "SANITIZED_BRANCH=$SANITIZED_BRANCH"
+            echo "SUT_DIR=sut_$SANITIZED_BRANCH"
+          } >> "$GITHUB_ENV"
 
       - name: Checkout timefold-solver-benchmarks
         uses: actions/checkout@v6
@@ -270,13 +273,15 @@ jobs:
       - name: Configure the benchmark
         working-directory: ./timefold-solver-benchmarks
         shell: bash
+        env:
+          EXAMPLE: ${{ matrix.example }}
         run: |
           echo "forks=20" > scoredirector-benchmark.properties
           echo "warmup_iterations=5" >> scoredirector-benchmark.properties
           echo "measurement_iterations=5" >> scoredirector-benchmark.properties
           echo "relative_score_error_threshold=0.02" >> scoredirector-benchmark.properties
           echo "score_director_type=cs" >> scoredirector-benchmark.properties
-          echo "example=${{ matrix.example }}" >> scoredirector-benchmark.properties
+          echo "example=$EXAMPLE" >> scoredirector-benchmark.properties
           cat scoredirector-benchmark.properties
           chmod +x run-scoredirector.sh
 
@@ -309,9 +314,9 @@ jobs:
           mkdir target
           cp benchmarks-baseline.jar target/benchmarks.jar
           ./run-scoredirector.sh
-          echo "RANGE_START=$(jq '.[0].primaryMetric.scoreConfidence[0]|round' results/scoredirector/${{ env.RUN_ID }}/results.json)" >> "$GITHUB_OUTPUT"
-          echo "RANGE_END=$(jq '.[0].primaryMetric.scoreConfidence[1]|round' results/scoredirector/${{ env.RUN_ID }}/results.json)" >> "$GITHUB_OUTPUT"
-          echo "RANGE_MID=$(jq '.[0].primaryMetric.score|round' results/scoredirector/${{ env.RUN_ID }}/results.json)" >> "$GITHUB_OUTPUT"
+          echo "RANGE_START=$(jq '.[0].primaryMetric.scoreConfidence[0]|round' results/scoredirector/$RUN_ID/results.json)" >> "$GITHUB_OUTPUT"
+          echo "RANGE_END=$(jq '.[0].primaryMetric.scoreConfidence[1]|round' results/scoredirector/$RUN_ID/results.json)" >> "$GITHUB_OUTPUT"
+          echo "RANGE_MID=$(jq '.[0].primaryMetric.score|round' results/scoredirector/$RUN_ID/results.json)" >> "$GITHUB_OUTPUT"
 
       - name: (SUT) Setup JDK and Maven
         uses: actions/setup-java@v5
@@ -331,28 +336,32 @@ jobs:
           rm target/benchmarks.jar
           cp benchmarks-sut.jar target/benchmarks.jar
           ./run-scoredirector.sh
-          echo "RANGE_START=$(jq '.[0].primaryMetric.scoreConfidence[0]|round' results/scoredirector/${{ env.RUN_ID }}/results.json)" >> "$GITHUB_OUTPUT"
-          echo "RANGE_END=$(jq '.[0].primaryMetric.scoreConfidence[1]|round' results/scoredirector/${{ env.RUN_ID }}/results.json)" >> "$GITHUB_OUTPUT"
-          echo "RANGE_MID=$(jq '.[0].primaryMetric.score|round' results/scoredirector/${{ env.RUN_ID }}/results.json)" >> "$GITHUB_OUTPUT"
+          echo "RANGE_START=$(jq '.[0].primaryMetric.scoreConfidence[0]|round' results/scoredirector/$RUN_ID/results.json)" >> "$GITHUB_OUTPUT"
+          echo "RANGE_END=$(jq '.[0].primaryMetric.scoreConfidence[1]|round' results/scoredirector/$RUN_ID/results.json)" >> "$GITHUB_OUTPUT"
+          echo "RANGE_MID=$(jq '.[0].primaryMetric.score|round' results/scoredirector/$RUN_ID/results.json)" >> "$GITHUB_OUTPUT"
 
       - name: Clean up the data
         working-directory: ./timefold-solver-benchmarks
         shell: bash
+        env:
+          BASELINE_DIR: ${{ env.BASELINE_DIR }}
+          SUT_DIR: ${{ env.SUT_DIR }}
+          EXAMPLE: ${{ matrix.example }}
         run: |
-          cd results/scoredirector/${{ env.BASELINE_DIR }}
-          mv $(find . -maxdepth 1 -mindepth 1 -type d -print -quit) ../../../${{ env.BASELINE_DIR }}
+          cd results/scoredirector/$BASELINE_DIR
+          mv $(find . -maxdepth 1 -mindepth 1 -type d -print -quit) ../../../$BASELINE_DIR
           cd ../../../
-          mv ${{ env.BASELINE_DIR }}/jfr-cpu.jfr ${{ env.BASELINE_DIR }}/${{ matrix.example }}-${{ env.BASELINE_DIR }}.jfr
+          mv $BASELINE_DIR/jfr-cpu.jfr $BASELINE_DIR/$EXAMPLE-$BASELINE_DIR.jfr
 
-          cd results/scoredirector/${{ env.SUT_DIR }}
-          mv $(find . -maxdepth 1 -mindepth 1 -type d -print -quit) ../../../${{ env.SUT_DIR }}
+          cd results/scoredirector/$SUT_DIR
+          mv $(find . -maxdepth 1 -mindepth 1 -type d -print -quit) ../../../$SUT_DIR
           cd ../../../
-          mv ${{ env.SUT_DIR }}/jfr-cpu.jfr ${{ env.SUT_DIR }}/${{ matrix.example }}-${{ env.SUT_DIR }}.jfr
+          mv $SUT_DIR/jfr-cpu.jfr $SUT_DIR/$EXAMPLE-$SUT_DIR.jfr
 
       - name: Archive benchmark data
         uses: actions/upload-artifact@v7
         with:
-          name: assets-${{ matrix.example }}-${{ env.SANITIZED_BASELINE }}_vs_${{ env.SANITIZED_BRANCH }}
+          name: assets-${{ matrix.example }}-${{ env.SANITIZED_BASELINE }}-vs-${{ env.SANITIZED_BRANCH }}
           path: |
             ./timefold-solver-benchmarks/scoredirector-benchmark.properties
             ./timefold-solver-benchmarks/${{ env.BASELINE_DIR }}/*.jfr
@@ -365,6 +374,9 @@ jobs:
       - name: Report results
         working-directory: ./timefold-solver-benchmarks
         env:
+          BASELINE: ${{ github.event.inputs.baseline }}
+          BRANCH: ${{ github.event.inputs.branch }}
+          OWNER: ${{ github.event.inputs.branch_owner }}
           BASELINE_RANGE_START: ${{ steps.benchmark_baseline.outputs.RANGE_START }}
           BASELINE_RANGE_MID:   ${{ steps.benchmark_baseline.outputs.RANGE_MID }}
           BASELINE_RANGE_END:   ${{ steps.benchmark_baseline.outputs.RANGE_END }}
@@ -391,17 +403,17 @@ jobs:
             FAIL=true
           fi          
 
-          if [[ "${{ github.event.inputs.baseline }}" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
-            BASELINE_URL="https://github.com/TimefoldAI/timefold-solver/releases/tag/${{ github.event.inputs.baseline }}"
+          if [[ "$BASELINE" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+            BASELINE_URL="https://github.com/TimefoldAI/timefold-solver/releases/tag/$BASELINE"
           else
-            BASELINE_URL="https://github.com/TimefoldAI/timefold-solver/tree/${{ github.event.inputs.baseline }}"
+            BASELINE_URL="https://github.com/TimefoldAI/timefold-solver/tree/$BASELINE"
           fi
-          SUT_URL="https://github.com/${{ github.event.inputs.branch_owner }}/timefold-solver/tree/${{ github.event.inputs.branch }}"
+          SUT_URL="https://github.com/$OWNER/timefold-solver/tree/$BRANCH"
 
           echo "|        |   **Ref**   |      **Mean**     |" >> $GITHUB_STEP_SUMMARY
           echo "|:------:|:-----------:|:-----------------:|" >> $GITHUB_STEP_SUMMARY
-          echo "|  _Old_ | [TimefoldAI's ${{ github.event.inputs.baseline }}]($BASELINE_URL) | $BASELINE_RANGE_MID ± $BASELINE_DEV % |" >> $GITHUB_STEP_SUMMARY
-          echo "|  _New_ | [${{ github.event.inputs.branch_owner }}'s ${{ github.event.inputs.branch }}]($SUT_URL) | $SUT_RANGE_MID ± $SUT_DEV % |" >> $GITHUB_STEP_SUMMARY
+          echo "|  _Old_ | [TimefoldAI's $BASELINE]($BASELINE_URL) | $BASELINE_RANGE_MID ± $BASELINE_DEV % |" >> $GITHUB_STEP_SUMMARY
+          echo "|  _New_ | [$OWNER's $BRANCH]($SUT_URL) | $SUT_RANGE_MID ± $SUT_DEV % |" >> $GITHUB_STEP_SUMMARY
           echo "| _Diff_ |             |   $DIFF_MID %   |" >> $GITHUB_STEP_SUMMARY
 
           echo "" >> $GITHUB_STEP_SUMMARY