feat: make action fail if broken links are present

.github/workflows/test-ga.yml

@@ -11,15 +11,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Test local version with multiple paths
-        uses: ./
-        with:
-          filepath: ${{env.MULTIPLE_FPATH}}
-
-      - name: Prepare GITHUB_OUTPUT 
+      - name: Prepare GITHUB_OUTPUT
         id: files_to_check
         run: |
-          echo "fpaths=$(find ./mock_public/ -name *.md | xargs)" >> $GITHUB_OUTPUT
+          echo "fpaths=$(find ./mock_public/ -name "*.md" -print0)" >> "$GITHUB_OUTPUT"
       - name: Test local version with GITHUB_OUTPUT
         uses: ./
         with:

main.go

@@ -55,8 +55,8 @@ type LinkChecker struct {
 func checkFilePath(filePath string) ([]LinkChecker, error) {
 	cont, err := os.ReadFile(filePath)
 	if err != nil {
-        // TODO: is there a better way than printing out to handle err?
-        // Should I stop for any reason?
+		// TODO: is there a better way than printing out to handle err?
+		// Should I stop for any reason?
 		log.Printf("Error reading %s: %v", filePath, err)
 		return nil, err
 	}
@@ -95,11 +95,16 @@ func main() {
 			res <- fileChecker
 		}(filePath)
 	}
+	brokenLinksCount := 0
 	for range filePaths {
 		for _, check := range <-res {
 			if check.StatusCode != 200 {
 				log.Printf("(%s): %s -> %d\n", check.FilePath, check.Link, check.StatusCode)
+				brokenLinksCount++
 			}
 		}
 	}
+    if brokenLinksCount != 0 {
+        log.Fatalf("Found %d broken links!", brokenLinksCount)
+    }
 }