add lint to pull request

Author: featheredtoast

.github/workflows/pull_request.yml

@@ -1,10 +1,26 @@
 on: pull_request
 name: Pull Request
-defaults:
-  run:
-    shell: powershell
 jobs:
+  lint:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    strategy:
+      fail-fast: true
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: ">=1.22.0"
+      - name: gofmt
+        working-directory: ./Companion
+        run: |
+          if [ "$(gofmt -l . | wc -l)" -gt 0 ]; then
+            exit 1
+          fi
   test:
+    defaults:
+      run:
+        shell: powershell
     name: test
     runs-on: windows-latest
     steps:
@@ -34,4 +50,4 @@ jobs:
 
       - name: Test README generation
         run: |
-          make readme
+          make readme