feat: add CodSpeed to the project

.github/workflows/benchmarks.yml

@@ -0,0 +1,51 @@
+name: Benchmark
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  benchmark_cpu:
+    name: CPU Pytest benchmark
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: asottile/workflows/.github/actions/fast-checkout@v1.6.0
+
+      - name: Setup environment
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.11
+
+      - name: Install pytorch
+        shell: bash
+        run: pip install torch==2.2.0 --index-url https://download.pytorch.org/whl/cpu
+
+      - name: Install Kornia dev
+        shell: bash
+        run: pip install .[dev,x]
+
+      - name: Check torch version
+        shell: bash
+        run: pip show torch | grep 2.2.0  || false
+
+      - name: Print dependencies and kornia version
+        shell: bash
+        run: |
+          python -c "import torch;print('Pytorch version: ', torch.__version__)"
+          python -c "import kornia;print('Kornia version: ', kornia.__version__)"
+
+      - name: Install benchmark requirements
+        run: pip install -r requirements/requirements-benchmarks.txt
+
+      - name: Run benchmarks
+        uses: CodSpeedHQ/action@v2
+        with:
+          token: ${{ secrets.CODSPEED_TOKEN }}
+          run: pytest benchmarks/ -vvv --codspeed

requirements/requirements-benchmarks.txt

@@ -1 +1,2 @@
 pytest-benchmark
+pytest-codspeed