feat(QR scanner) product implementation

- fix some bugs
- error notification added
- add rxb scripts to repository

.github/workflows/tests.yaml

@@ -0,0 +1,28 @@
+name: "Run tests"
+on: [pull_request]
+jobs:
+  test:
+    runs-on: [self-hosted, cere-io-large-workers]
+    steps:
+      - name: "Checkout"
+        uses: "actions/checkout@v1"
+      - name: Read .nvmrc
+        id: nvmrc
+        run: echo "##[set-output name=NODE_VERSION;]$(cat .nvmrc)"
+      - name: "Set up NodeJSs"
+        uses: "actions/setup-node@v1"
+        with:
+          node-version: "${{ steps.nvmrc.outputs.NODE_VERSION }}"
+      - name: "Install node modules"
+        run: npm ci
+        env:
+          NPM_TOKEN: ${{secrets.NPM_TOKEN_READ}}
+      - name: "Check ts build"
+        run: npm run build
+        env:
+          NPM_TOKEN: ${{secrets.NPM_TOKEN_READ}}
+      - name: "Check lint"
+        run: npm run lint
+        env:
+          NPM_TOKEN: ${{secrets.NPM_TOKEN}}
+