build: move benchmarks into separate workflow

Author: brianheineman

.github/workflows/benchmarks.yml

@@ -0,0 +1,53 @@
+name: Benchmarks
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: [ opened, reopened, synchronize ]
+
+permissions:
+  contents: read
+
+jobs:
+  benchmark:
+    name: Run Benchmarks
+    runs-on: ubuntu-24.04-arm
+    permissions:
+      pull-requests: write
+    steps:
+      - name: Checkout source code
+        uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          components: 'llvm-tools-preview'
+          toolchain: stable
+
+      - name: Install benchmarking tools
+        uses: bencherdev/bencher@main
+
+      - name: Run benchmarks
+        if: ${{ github.event_name == 'pull_request' }}
+        env:
+          BENCHER_API_TOKEN: ${{ secrets.BENCHER_API_TOKEN }}
+          BENCHER_PROJECT: theseus-rs-postgresql-embedded
+          BENCHER_ADAPTER: rust_criterion
+        run: |
+          bencher run \
+            --branch $GITHUB_HEAD_REF \
+            --ci-number "${{ github.event.number }}" \
+            --github-actions "${{ secrets.GITHUB_TOKEN }}" \
+            --err \
+            "cargo bench"
+
+      - name: Run benchmarks
+        if: ${{ github.event_name != 'pull_request' }}
+        env:
+          BENCHER_API_TOKEN: ${{ secrets.BENCHER_API_TOKEN }}
+          BENCHER_PROJECT: theseus-rs-postgresql-embedded
+          BENCHER_ADAPTER: rust_criterion
+        run: |
+          bencher run "cargo bench"

.github/workflows/ci.yml

@@ -85,18 +85,3 @@ jobs:
           verbose: true
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
-
-      - name: Install benchmarking tools
-        if: ${{ github.ref == 'refs/heads/main' && matrix.platform == 'linux-x64' }}
-        uses: bencherdev/bencher@main
-        with:
-          version: 0.5.1
-
-      - name: Run benchmarks
-        if: ${{ github.ref == 'refs/heads/main' && matrix.platform == 'linux-x64' }}
-        env:
-          BENCHER_API_TOKEN: ${{ secrets.BENCHER_API_TOKEN }}
-          BENCHER_PROJECT: theseus-rs-postgresql-embedded
-          BENCHER_ADAPTER: rust_criterion
-        run: |
-          bencher run "cargo bench --features blocking"