feat(windows): Windows boilerplate and CI (firezone#2715) (firezone#2730)

Testing if CI will build the Windows exe, or at least check the code.

---------

Co-authored-by: Jamil Bou Kheir <[email protected]>

Author: ReactorScram

.github/workflows/_rust.yml

@@ -27,7 +27,7 @@ jobs:
           - runs-on: macos-13
             packages: -p connlib-client-apple
           - runs-on: windows-2022
-            packages: -p connlib-client-shared
+            packages: -p connlib-client-shared -p firezone-windows-client
     runs-on: ${{ matrix.runs-on }}
     steps:
       - uses: actions/checkout@v4
@@ -55,9 +55,9 @@ jobs:
           - runs-on: macos-13
             packages: -p connlib-client-apple
           - runs-on: windows-2019
-            packages: -p connlib-client-shared
+            packages: -p firezone-windows-client -p connlib-client-shared
           - runs-on: windows-2022
-            packages: -p connlib-client-shared
+            packages: -p firezone-windows-client -p connlib-client-shared
     runs-on: ${{ matrix.runs-on }}
     steps:
       - uses: actions/checkout@v4

.github/workflows/cd.yml

@@ -113,7 +113,7 @@ jobs:
       tag_name: ${{ steps.update-release-draft.outputs.tag_name }}
       upload_url: ${{ steps.update-release-draft.outputs.upload_url }}
 
-  build-push-release-artifacts:
+  build-push-linux-release-artifacts:
     permissions:
       id-token: write
       contents: write
@@ -243,10 +243,66 @@ jobs:
           if-no-files-found: error
           retention-days: 1
 
+  # Build for Windows with Cross
+  build-push-windows-release-artifacts:
+    permissions:
+      id-token: write
+      contents: write
+    needs: update-release-draft
+    runs-on: ubuntu-22.04
+    defaults:
+      run:
+        working-directory: ./rust
+    strategy:
+      fail-fast: false
+      matrix:
+        arch:
+          - target: x86_64-pc-windows-msvc
+            shortname: x64
+        name:
+          - package: firezone-windows-client
+            artifact: windows-client
+    env:
+      BINARY_DEST_PATH: ${{ matrix.name.artifact }}-${{ matrix.arch.shortname }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup-rust
+        with:
+          targets: x86_64-pc-windows-msvc
+      - uses: taiki-e/install-action@v2
+        with:
+          tool: cross
+      - name: Build release binaries
+        run: |
+          set -xe
+
+          cross build --release -p ${{ matrix.name.package }} --target ${{ matrix.arch.target }}
+
+          # Used for release artifact
+          cp target/${{ matrix.arch.target }}/release/${{ matrix.name.package }} $BINARY_DEST_PATH
+
+          # Used for Docker images
+          cp target/${{ matrix.arch.target }}/release/${{ matrix.name.package }} ${{ matrix.name.package }}
+          sha256sum $BINARY_DEST_PATH > $BINARY_DEST_PATH.sha256sum.txt
+
+          ls -la $BINARY_DEST_PATH
+          ls -la $BINARY_DEST_PATH.sha256sum.txt
+      - name: Upload Release Assets
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          set -xe
+
+          gh release upload ${{ needs.update-release-draft.outputs.tag_name }} \
+            ${{ env.BINARY_DEST_PATH }} \
+            ${{ env.BINARY_DEST_PATH }}.sha256sum.txt \
+            --clobber \
+            --repo ${{ github.repository }}
+
   merge-release-artifacts:
     permissions:
       id-token: write
-    needs: build-push-release-artifacts
+    needs: build-push-linux-release-artifacts
     runs-on: ubuntu-22.04
     strategy:
       fail-fast: false

.yamllint

@@ -0,0 +1,4 @@
+extends: default
+
+rules:
+  line-length: disable

README.md

@@ -97,6 +97,7 @@ product documentation, organized as follows:
   - [rust/relay](./rust/relay): Relay - STUN/TURN server to facilitate
     holepunching.
   - [rust/linux-client](./rust/linux-client): Linux client.
+  - [rust/windows-client](./rust/windows-client): Windows client.
 - [swift/](./swift/apple): macOS / iOS clients.
 - [kotlin/](./kotlin/android): Android / ChromeOS clients.
 - [website/](./website): Marketing website and product documentation.