chore: bump MSRV and use stable in actions

Signed-off-by: Lachezar Lechev <[email protected]>

.github/workflows/build.yml

@@ -10,13 +10,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
-      - name: Set default rust toolchain
-        run: rustup default 1.61.0
-      - name: Install rustfmt
-        run: rustup component add rustfmt
-      - name: Install clippy
-        run: rustup component add clippy
+        uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy, rustfmt
       - name: Rust cache
         uses: Swatinem/rust-cache@v2
       - name: Build code
@@ -25,3 +22,9 @@ jobs:
         run: cargo fmt --all -- --check
       - name: Lint code
         run: cargo clippy --all -- -D warnings
+
+      # MSRV
+      - name: Check MSRV
+        uses: dtolnay/[email protected]
+      - name: Cargo check
+        run: cargo check

.github/workflows/release.yml

@@ -20,20 +20,13 @@ jobs:
         uses: android-actions/setup-android@v2
       - name: Setup Android NDK
         run: yes | sdkmanager "ndk;21.0.6113669" >/dev/null
-      - name: Set default rust toolchain
-        run: rustup default 1.61.0
-      - name: Install rustfmt
-        run: rustup component add rustfmt
-      - name: Install clippy
-        run: rustup component add clippy
-      - name: Add armv7 target
-        run: rustup target add armv7-linux-androideabi
-      - name: Add aarch64 target
-        run: rustup target add aarch64-linux-android
-      - name: Add i686 target
-        run: rustup target add i686-linux-android
-      - name: Add x86_64 target
-        run: rustup target add x86_64-linux-android
+
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy, rustfmt
+          # Add armv7, aarch64, i686, x86_64 targets
+          targets: armv7-linux-androideabi, aarch64-linux-android, i686-linux-android, x86_64-linux-android
+
       - name: Rust cache
         uses: Swatinem/rust-cache@v2
       - name: Build aar

Cargo.toml

@@ -5,6 +5,8 @@ authors = ["Smart Code OOD"]
 edition = "2021"
 resolver = "2"
 
+rust-version = "1.66.1"
+
 [lib]
 crate_type = ["staticlib", "dylib"]
 path = "src/commonMain/rust/lib.rs"