Update release build to include MacOS, and to package README.md.

.github/workflows/release.yml

@@ -3,10 +3,9 @@ name: Release
 on:
   push:
     tags:
-    - 'v*'
+      - "v*"
 
 jobs:
-
   build_linux:
     name: Build Linux
     runs-on: ubuntu-latest
@@ -36,10 +35,23 @@ jobs:
           name: windows
           path: windows
 
+  build_macos:
+    name: Build MacOS
+    runs-on: macos-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: |
+          cargo build --release
+          mv target macos
+      - uses: actions/upload-artifact@v1
+        with:
+          name: macos
+          path: macos
+
   package:
     name: Package
     runs-on: ubuntu-latest
-    needs: [build_linux, build_windows]
+    needs: [build_linux, build_windows, build_macos]
     steps:
       - uses: actions/checkout@v2
       - uses: actions/download-artifact@v1
@@ -48,13 +60,18 @@ jobs:
       - uses: actions/download-artifact@v1
         with:
           name: windows
+      - uses: actions/download-artifact@v1
+        with:
+          name: macos
       - run: |
           mkdir godot-tts
           cp godot-tts.gdnlib.release godot-tts/godot-tts.gdnlib
           mkdir -p godot-tts/target/release
           cp linux/release/*.so godot-tts/target/release
           cp windows/release/*.dll godot-tts/target/release
+          cp macos/release/*.dylib godot-tts/target/release
           cp LICENSE godot-tts
+          cp README.md godot-tts
           cp TTS.gd godot-tts.g* godot-tts
           cp godot-tts.gdnlib.release godot-tts/godot-tts.gdnlib
           rm godot-tts/*.release