Improve JSON-RPC CI, no need to build things multiple times

.github/workflows/jsonrpc.yml

@@ -10,24 +10,7 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  build:
+  build_and_test:
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-      - name: Rust Cache
-        uses: Swatinem/rust-cache@v1.3.0
-      - name: Build
-        run: cargo build --verbose --features webserver -p deltachat-jsonrpc
-      - name: Run tests
-        run: cargo test --verbose --features webserver -p deltachat-jsonrpc
-
-  ts_bindings:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -40,29 +23,23 @@ jobs:
           profile: minimal
           toolchain: stable
           override: true
-      - name: Rust Cache
+      - name: Add Rust cache
         uses: Swatinem/rust-cache@v1.3.0
-      - name: npm i
+      - name: npm install
         run: |
           cd deltachat-jsonrpc/typescript
-          npm i
+          npm install
-      - name: npm run generate-bindings
+      - name: Build TypeScript, run Rust tests, generate bindings
-        run: |
-          cd deltachat-jsonrpc/typescript
-          npm run generate-bindings
-      - name: npm run check ts
-        run: |
-          cd deltachat-jsonrpc/typescript
-          npx tsc --noEmit
-      - name: run integration tests
         run: |
           cd deltachat-jsonrpc/typescript
           npm run build
-          cargo build --features webserver
+      - name: Run integration tests
+        run: |
+          cd deltachat-jsonrpc/typescript
           npm run test
         env:
           DCC_NEW_TMP_EMAIL: ${{ secrets.DCC_NEW_TMP_EMAIL }}
-      - name: run prettier
+      - name: Run linter
         run: |
           cd deltachat-jsonrpc/typescript
           npm run prettier:check