feat: add CodSpeed to the project

.github/workflows/benchmark.yml

@@ -1,23 +1,18 @@
 name: Benchmark
 on:
+  push:
+    branches:
+      - main
   pull_request:
     paths:
       - '.github/workflows/benchmark.yml'
       - 'src/**'
       - 'tests/**'
   workflow_dispatch:
-    inputs:
-      base_commit:
-        description: The base commit to compare against
-
 
 permissions:
   contents: read
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
-  cancel-in-progress: true
-
 env:
   CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse
 
@@ -28,38 +23,23 @@ jobs:
     steps:
       - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
         timeout-minutes: 3
-        with:
-          persist-credentials: false
-          path: "cryptography-pr"
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
-        timeout-minutes: 3
-        with:
-          repository: "pyca/cryptography"
-          path: "cryptography-base"
-          ref: "${{ github.event.inputs.base_commit || github.base_ref }}"
       - name: Clone test vectors
         timeout-minutes: 2
-        uses: ./cryptography-base/.github/actions/fetch-vectors
+        uses: ./.github/actions/fetch-vectors
 
       - name: Setup python
         id: setup-python
         uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
         with:
-          python-version: "3.11"
+          python-version: "3.12"
 
-      - name: Create virtualenv (base)
-        run: |
-          python -m venv .venv-base
-          .venv-base/bin/pip install -v -c ./cryptography-base/ci-constraints-requirements.txt "./cryptography-base[test]" ./cryptography-base/vectors/
-      - name: Create virtualenv (PR)
+      - name: Create virtualenv
         run: |
-          python -m venv .venv-pr
-          .venv-pr/bin/pip install -v -c ./cryptography-pr/ci-constraints-requirements.txt "./cryptography-pr[test]" ./cryptography-pr/vectors/
+          python -m venv .venv
+          .venv/bin/pip install -v -c ./ci-constraints-requirements.txt "./[test]" ./vectors/
 
-      - name: Run benchmarks (base)
-        run: .venv-base/bin/pytest --benchmark-enable --benchmark-only ./cryptography-pr/tests/bench/ --benchmark-json=bench-base.json --x509-limbo-root=x509-limbo/
-      - name: Run benchmarks (PR)
-        run: .venv-pr/bin/pytest --benchmark-enable --benchmark-only ./cryptography-pr/tests/bench/ --benchmark-json=bench-pr.json --x509-limbo-root=x509-limbo/
-
-      - name: Compare results
-        run: python ./cryptography-pr/.github/compare_benchmarks.py bench-base.json bench-pr.json | tee -a $GITHUB_STEP_SUMMARY
+      - name: Run benchmarks
+        uses: CodSpeedHQ/action@v2
+        with:
+          token: ${{ secrets.CODSPEED_TOKEN }}
+          run: .venv/bin/pytest --codspeed --benchmark-enable --benchmark-only ./tests/bench/ --benchmark-json=bench-pr.json --x509-limbo-root=x509-limbo/