Upload podsync binaries from CI Build job

.github/workflows/ci.yml

@@ -14,11 +14,18 @@ jobs:
         uses: actions/setup-go@v1
         with:
           go-version: 1.12
+
       - name: Checkout
         uses: actions/checkout@v1
+
       - name: Build
-        run: |
-          make build
+        run: make build
+
+      - name: Upload
+        uses: actions/upload-artifact@v1
+        with:
+          name: podsync-${{ matrix.os }}
+          path: bin/
 
   test:
     name: Test