Modernize Rust SDK and add playlist support for 3.0.0

.github/workflows/rust.yml

@@ -2,21 +2,56 @@ name: Rust
 
 on:
   push:
-    branches: [ main ]
+    branches: [main]
   pull_request:
-    branches: [ main ]
+    branches: [main]
+  workflow_dispatch:
+
+permissions:
+  contents: read
 
 env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  build:
+  test:
+    strategy:
+      fail-fast: false
+      matrix:
+        rust: ['1.88.0', stable]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - name: Install toolchain
+        run: rustup toolchain install "${{ matrix.rust }}" --profile minimal
+      - name: Test offline behavior and compile examples
+        run: cargo +${{ matrix.rust }} test --locked
+      - name: Check example
+        run: cargo +${{ matrix.rust }} check --locked --examples
 
+  quality:
     runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - name: Install formatting and lint tools
+        run: rustup toolchain install stable --profile minimal --component rustfmt,clippy
+      - run: cargo +stable fmt --all --check
+      - run: cargo +stable clippy --locked --all-targets -- -D warnings
+      - run: cargo +stable doc --locked --no-deps
+        env:
+          RUSTDOCFLAGS: -D warnings
+      - name: Verify standalone package
+        run: |
+          cargo +stable package --locked
+          package_dir=$(mktemp -d)
+          tar -xzf target/package/*.crate --strip-components=1 -C "$package_dir"
+          cd "$package_dir"
+          cargo +stable test --locked
 
+  mock-integration:
+    runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
-    - name: Build
-      run: cargo build --verbose
-    - name: Run tests
-      run: cargo test --verbose
+      - uses: actions/checkout@v6
+      - run: rustup toolchain install stable --profile minimal
+      - name: Public mock only; no credentials
+        run: cargo +stable test --locked --test mock_integration -- --ignored --test-threads=1

.gitignore

@@ -1,2 +1 @@
 /target
-Cargo.lock