test: use cache

.github/workflows/test.yml

@@ -21,6 +21,25 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           toolchain: stable
+      - name: Get yarn cache dir path
+        id: yarn-cache-dir-path
+        run: echo "::set-outpout name=dir::$(yarn cache dir)"
+      - uses: actions/cache@v2
+        id: yarn-cache
+        with:
+          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            src-tauri/target/
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
       - name: install app dependencies and build it
         run: yarn && yarn run predev && yarn build
       - uses: tauri-apps/tauri-action@v0