Add native Rust SDK with TypeScript API coverage

.github/workflows/rust-sdk.yml

@@ -0,0 +1,47 @@
+name: Rust SDK
+on:
+  pull_request:
+    paths: ["rust/**", "Cargo.toml", "Cargo.lock", ".github/workflows/rust-sdk.yml", "scripts/check_rust_parity.py", "typescript/src/**"]
+  push:
+    branches: [main]
+    paths: ["rust/**", "Cargo.toml", "Cargo.lock", ".github/workflows/rust-sdk.yml", "scripts/check_rust_parity.py", "typescript/src/**"]
+  workflow_dispatch:
+permissions:
+  contents: read
+concurrency:
+  group: rust-sdk-${{ github.ref }}
+  cancel-in-progress: true
+jobs:
+  test:
+    runs-on: ubuntu-22.04
+    timeout-minutes: 25
+    steps:
+      - uses: actions/checkout@d23441a48e516b6c34aea4fa41551a30e30af803
+      - name: Install Rust toolchain
+        run: rustup toolchain install stable --profile minimal --component rustfmt --component clippy
+      - name: Check formatting
+        run: cargo +stable fmt --all -- --check
+      - name: Check API presence parity
+        run: python3 scripts/check_rust_parity.py
+      - name: Check all targets
+        run: cargo +stable clippy --workspace --all-targets --all-features --locked -- -D warnings
+      - name: Test SDK and examples
+        if: ${{ !cancelled() }}
+        run: cargo +stable test --workspace --all-features --locked
+      - name: Build documentation
+        if: ${{ !cancelled() }}
+        env:
+          RUSTDOCFLAGS: -D warnings
+        run: cargo +stable doc --workspace --all-features --no-deps --locked
+      - name: Check crate packaging
+        if: ${{ !cancelled() }}
+        run: cargo +stable package --manifest-path rust/Cargo.toml --locked
+  msrv:
+    runs-on: ubuntu-22.04
+    timeout-minutes: 25
+    steps:
+      - uses: actions/checkout@d23441a48e516b6c34aea4fa41551a30e30af803
+      - name: Install minimum Rust
+        run: rustup toolchain install 1.89.0 --profile minimal
+      - name: Check minimum supported Rust
+        run: cargo +1.89.0 check --workspace --all-targets --all-features --locked

.gitignore

@@ -2,3 +2,4 @@ node_modules/
 dist/
 *.tgz
 version.sh
+target/