test: adding prerun to cargo.toml, changing rust toolchain action

Author: nlawsonadlparvar

.github/workflows/testing.yml

@@ -60,14 +60,10 @@ jobs:
           #  git-scanning tests need entire git history to work
           fetch-depth: 0
       - name: Install ${{ matrix.rust }}-${{ matrix.target }} toolchain
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@master
         with:
-          profile: minimal
           toolchain: ${{ matrix.rust }}
-          target: ${{ matrix.target }}
-          override: true
-      - run: sudo apt install -y libssl-dev
-        if: matrix.os == 'ubuntu-latest'
+          targets: ${{ matrix.target }}
       - name: Test
         uses: actions-rs/cargo@v1
         with:

Cargo.toml

@@ -56,3 +56,9 @@ codegen-units = 1
 
 [package.metadata.cross.target.x86_64-unknown-linux-musl]
 dockerfile = "Dockerfile.lambda"
+
+[target.x86_64-unknown-linux-musl]
+pre-build = [
+    "dpkg --add-architecture $CROSS_DEB_ARCH",
+    "apt-get update && apt-get --assume-yes install libssl-dev:$CROSS_DEB_ARCH"
+]