update build.yml

Signed-off-by: Pritesh Bandi <[email protected]>

.github/workflows/build.yml

@@ -15,12 +15,31 @@ name: Build
 
 on:
   push:
-    branches: main
   pull_request:
-    branches: main
+
+permissions:
+  contents: read
 
 jobs:
   build:
-    uses: notaryproject/notation-core-go/.github/workflows/reusable-build.yml@main
-    with:
-      run-e2e-tests: true
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-version: [ "1.20", "1.21" ]
+      fail-fast: true
+    steps:
+      - name: Set up Go ${{ matrix.go-version }}
+        uses: actions/setup-go@0c52d547c9bc32b1aa3301fd7a9cb496313a4491 # v5.0.0
+        with:
+          go-version: ${{ matrix.go-version }}
+          check-latest: true
+      - name: Check out code
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      - name: Build
+        run: make build
+      - name: Run unit tests
+        run: make test
+      - name: Run e2e tests
+        run: make e2e
+      - name: Upload coverage to codecov.io
+        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4