chore: add badges

* chore: add build status and download badges

* chore: add codecov upload step

* chore: add codecov badge

.github/workflows/main.yml

@@ -14,7 +14,19 @@ jobs:
           node-version: 20.x
           cache: "npm"
 
-      - run: npm ci
-      - run: npm run lint
-      - run: npm test
-      - run: npm run build
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Linting
+        run: npm run lint
+
+      - name: Tests
+        run: npm run test:coverage
+
+      - name: Upload results to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+      - name: Build
+        run: npm run build

README.md

@@ -1,4 +1,7 @@
 # A simple IOC container for Typescript
+![GitHub Actions Workflow Status](https://img.shields.io/github/actions/workflow/status/evyweb/ioctopus/main.yml)
+[![codecov](https://codecov.io/gh/Evyweb/ioctopus/graph/badge.svg?token=A3Z8UCNHDY)](https://codecov.io/gh/Evyweb/ioctopus)
+![NPM Downloads](https://img.shields.io/npm/dm/%40evyweb%2Fioctopus)
 
 ![logo-ioctopus.png](assets/logo-ioctopus.png)
 
@@ -250,10 +253,12 @@ To use the scoped scope, you need to create a scope using runInScope.
 
 ```typescript
 container.bind(DI.MY_SERVICE).toClass(MyServiceClass, [DI.DEP1, DI.DEP2], 'scoped');
+const instance1 = undefined;
+const instance2 = undefined;
 
 container.runInScope(() => {
-    const instance1 = container.get<MyServiceClassInterface>(DI.MY_SERVICE);
-    const instance2 = container.get<MyServiceClassInterface>(DI.MY_SERVICE);
+    instance1 = container.get<MyServiceClassInterface>(DI.MY_SERVICE);
+    instance2 = container.get<MyServiceClassInterface>(DI.MY_SERVICE);
 
     console.log(instance1 === instance2); // true
 });