[CLNP-7527] add GitHub Actions workflow for build and test process

.github/actions/setup/action.yml

@@ -0,0 +1,28 @@
+name: 'Setup Environment'
+description: 'Common setup steps for all jobs'
+inputs:
+  node-version:
+    description: 'Node.js version to use'
+    required: false
+    default: '18.20.5'
+
+runs:
+  using: 'composite'
+  steps:
+    - name: Setup Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ inputs.node-version }}
+        cache: 'yarn'
+
+    - name: Install dependencies
+      shell: bash
+      run: |
+        yarn install --frozen-lockfile
+        yarn install --cwd sample --frozen-lockfile
+
+    - name: Inject env file
+      shell: bash
+      run: |
+        echo "export const APP_ID = 'app_id';" >> sample/src/env.ts
+        echo "export const INITIAL_ROUTE = 'route';" >> sample/src/env.ts

.github/workflows/build-and-test.yml

@@ -0,0 +1,76 @@
+name: Build and Test
+
+on:
+  pull_request:
+    branches:
+      - '**'
+  push:
+    branches:
+      - main
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup environment
+        uses: ./.github/actions/setup
+
+      - name: Run linting
+        run: yarn lint
+
+  typescript:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup environment
+        uses: ./.github/actions/setup
+
+      - name: TypeScript check
+        run: yarn typescript
+
+  sample-typescript:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup environment
+        uses: ./.github/actions/setup
+
+      - name: Sample TypeScript check
+        run: yarn sample:tsc
+
+  unit-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup environment
+        uses: ./.github/actions/setup
+
+      - name: Run unit tests
+        run: yarn test --coverage
+
+      - name: Upload coverage reports
+        uses: actions/upload-artifact@v4
+        with:
+          name: coverage
+          path: coverage
+
+  build-package:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup environment
+        uses: ./.github/actions/setup
+
+      - name: Build package
+        run: yarn build