using matrix for targets in doctest.yaml

Author: unkcpz

.github/workflows/doctest.yaml

@@ -1,40 +1,38 @@
 name: Docs Build
 
-on: [ workflow_dispatch, push, pull_request ]
+on: [ workflow_dispatch, pull_request ]
 
 jobs:
   doc_build:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        target: 
+          - x86_64-unknown-linux-gnu
+          - aarch64-apple-darwin
+          - aarch64-apple-ios
+          - x86_64-pc-windows-msvc
 
     steps:
       - name: Check out repository
         uses: actions/checkout@v4
 
-      - name: Install dependencies
+      - name: Install dependencies (linux only)
+        if: ${{ matrix.target == 'x86_64-unknown-linux-gnu' }}
         run: |
           sudo apt-get update
           sudo apt-get install -y libdbus-1-dev pkg-config
 
       - name: Install Rust nightly
-        uses: dtolnay/rust-toolchain@stable
+        uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
+          target: ${{ matrix.target }}
           toolchain: nightly
-          targets: x86_64-unknown-linux-gnu, aarch64-apple-darwin, aarch64-apple-ios, x86_64-pc-windows-msvc
           components: rust-src
 
       - name: Build docs
         run: |
           FEATURES="apple-native, windows-native, linux-native-sync-persistent, crypto-rust"
-          TARGETS=(
-            "x86_64-unknown-linux-gnu"
-            "aarch64-apple-darwin"
-            "aarch64-apple-ios"
-            "x86_64-pc-windows-msvc"
-          )
-
-          for TARGET in "${TARGETS[@]}"; do
-              echo "Building docs for $TARGET"
-              RUSTDOCFLAGS="--cfg docsrs" \
-                cargo +nightly doc --no-deps --features "$FEATURES" --target "$TARGET" -Zbuild-std
-          done
+          RUSTDOCFLAGS="--cfg docsrs" \
+            cargo +nightly doc --no-deps --features "$FEATURES" --target ${{ matrix.target }} -Zbuild-std