Add GitHub Action for the PR build tests

This includes:
- gofmt
- yamllint
- building the go code
- license check
- golint

.github/workflows/pr.yml

@@ -0,0 +1,50 @@
+name: Tekton PR
+
+permissions:
+  contents: read
+
+on:
+  workflow_dispatch:
+  pull_request:
+    branches: ["main"]
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  build:
+    name: Build tests
+    runs-on: ubuntu-24.04
+
+    env:
+      GOPATH: ${{ github.workspace }}
+      GO111MODULE: on
+
+    steps:
+      - name: Harden runner
+        uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f # v2.10.2
+        with:
+          egress-policy: audit
+
+      - name: Checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          path: ${{ github.workspace }}/src/github.com/tektoncd/dashboard
+
+      - name: Set up Go 1.22
+        uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a # v5.2.0
+        with:
+          go-version: 1.22.5
+
+      - name: Install dependencies
+        run: |
+          echo "${GOPATH}/bin" >> "$GITHUB_PATH"
+
+      - name: Run tests
+        working-directory: ${{ github.workspace }}/src/github.com/tektoncd/dashboard
+        run: |
+          echo $GOPATH
+          echo $PATH
+          ls
+          ./test/presubmit-tests.sh --build-tests