Scripting tweaks (#138)

- No need to build with coverage by default on linux platforms
- Will add coverage formally in CI later
- Rename rust.yml to pr.yml

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>

.github/workflows/pr.yml

@@ -0,0 +1,47 @@
+name: Rust
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Add musl target
+      run: rustup target add x86_64-unknown-linux-musl
+    - name: Format Check
+      run: cargo fmt --check
+    - name: Build
+      run: cargo build --verbose
+    - name: Build Tests
+      run: cargo build --all-targets --verbose
+    - name: Clippy
+      run: cargo clippy --all-targets --no-deps -- -Dwarnings
+    - name: Run tests
+      run: cargo test -r --verbose
+    - name: Build (MUSL)
+      run: cargo build --verbose --all-targets --target x86_64-unknown-linux-musl
+    - name: Run tests (MUSL)
+      run: cargo test -r --verbose --target x86_64-unknown-linux-musl
+    - name: Run tests (ACI)
+      run: cargo test -r --test aci
+    - name: Run tests (OPA Conformance)
+      run: >-
+        cargo test -r --test opa --features opa-testutil  -- $(tr '\n' ' ' < tests/opa.passing)
+
+    # - name: Install wasm-pack
+    #   run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+
+    # - name: Run wasm binding tests
+    #   run: |
+    #     cd bindings/wasm
+    #     wasm-pack test --node -r