ci: Run remote benchmarks on dedicated machine.

.github/workflows/benchmark-remote.yml

@@ -0,0 +1,62 @@
+name: Remote Benchmark
+
+on:
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+env:
+  SCALE_FACTOR: '10.0'
+
+jobs:
+  main:
+    runs-on: self-hosted
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Clone Polars-benchmark
+        run: |
+          git clone --depth=1 https://github.com/pola-rs/polars-benchmark.git 
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Create virtual environment
+        run: |
+          curl -LsSf https://astral.sh/uv/install.sh | sh
+          uv venv
+          echo "$GITHUB_WORKSPACE/.venv/bin" >> $GITHUB_PATH
+          echo "VIRTUAL_ENV=$GITHUB_WORKSPACE/.venv" >> $GITHUB_ENV
+
+      - name: Install Python dependencies
+        working-directory: py-polars
+        run: |
+          # Install typing-extensions separately whilst the `--extra-index-url` in `requirements-ci.txt`
+          # doesn't have an up-to-date typing-extensions, see
+          # https://github.com/astral-sh/uv/issues/6028#issuecomment-2287232150
+          uv pip install -U typing-extensions 
+          uv pip install --compile-bytecode -r requirements-dev.txt -r requirements-ci.txt --verbose
+
+      - name: Install Polars-Benchmark dependencies
+        working-directory: polars-benchmark
+        run: |
+          uv pip install --compile-bytecode -r requirements-polars-only.txt
+
+      - name: Set up Rust
+        run: rustup show
+
+      - name: Install Polars release build
+        env:
+          RUSTFLAGS: -C embed-bitcode -D warnings
+        working-directory: py-polars
+        run: |
+          maturin develop --release -- -C codegen-units=8 -C lto=thin -C target-cpu=native
+
+      - name: Run benchmark
+        working-directory: polars-benchmark
+        run: |
+          make run-polars-no-env