Create separate runner for examples.

.github/workflows/pr-tests.yml

@@ -90,6 +90,29 @@ jobs:
       run: cargo nextest run --archive-file tests.tar.zst --verbose
       env:
         PILCOM: ${{ github.workspace }}/pilcom/
+
+  run_examples:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        submodules: recursive
+    - name: ⚡ Restore rust cache
+      id: cache
+      uses: actions/cache/restore@v3
+      with:
+        path: |
+          ~/.cargo/registry/index/
+          ~/.cargo/registry/cache/
+          ~/.cargo/git/db/
+          target/
+          Cargo.lock
+        key: ${{ runner.os }}-cargo-pr-tests-${{ hashFiles('**/Cargo.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-cargo-pr-tests-
+    - name: Install Rust toolchain 1.77 (with clippy and rustfmt)
+      run: rustup toolchain install 1.77-x86_64-unknown-linux-gnu && rustup component add clippy --toolchain 1.77-x86_64-unknown-linux-gnu && rustup component add rustfmt --toolchain 1.77-x86_64-unknown-linux-gnu
     - name: Run examples
       run: cargo run --example hello_world