docker in workflow refactor

Author: szokeasaurusrex

.github/workflows/build.yml

@@ -13,31 +13,34 @@ jobs:
         include:
           - arch: i686
             target: i686-unknown-linux-musl
-            container: i686-musl
+            container_sha: 5539b836c671353becda5c18f7675138a8724c5a4d3ecf5c26ba74e40239f89a
           - arch: x86_64
             target: x86_64-unknown-linux-musl
-            container: x86_64-musl
+            container_sha: 8da7503d1199ddea00be75ef56d971da79f023fa4b7a8366be3df24fd31c2279
           - arch: armv7
             target: armv7-unknown-linux-musleabi
-            container: armv7-musleabi
+            container_sha: 5c9b9ee4777ad74dcee6913171918b6d02bcaab25289d751912a27e151af0224
           - arch: aarch64
             target: aarch64-unknown-linux-musl
-            container: aarch64-musl
+            container_sha: 8098ec3ebd8268a8ae37ef3a5bc35def863dda30a7f6817b65ce70ecad4bb413
 
     name: Linux ${{ matrix.arch }}
     runs-on: ubuntu-24.04
 
+    container:
+      image: ghcr.io/rust-cross/rust-musl-cross@sha256:${{ matrix.container_sha }}
+
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # 5.0.0
 
-      - name: Build in Docker
-        run: scripts/build-in-docker.sh
-        env:
-          TARGET: ${{ matrix.target }}
-          DOCKER_TAG: ${{ matrix.container }}
+      - name: Cache Dependencies
+        uses: swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # 2.8.0
+
+      - name: Build
+        run: cargo build --release --target=${{ matrix.target }} --locked
 
       - name: Rename Binary
-        run: mv target/*/release/sentry-cli sentry-cli-Linux-${{ matrix.arch }}
+        run: mv target/${{ matrix.target }}/release/sentry-cli sentry-cli-Linux-${{ matrix.arch }}
 
       - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # 4.6.2
         with: