feat: create standalone native fnOS repository

app-src/internal/nginx/fileperm.go

@@ -0,0 +1,21 @@
+package nginx
+
+import (
+	"os"
+	"runtime"
+)
+
+// Debian/Ubuntu nginx worker user.
+const nginxWorkerUID = 33
+const nginxWorkerGID = 33
+
+func ensureNginxReadable(path string, dir bool) {
+	mode := os.FileMode(0o644)
+	if dir {
+		mode = 0o755
+	}
+	_ = os.Chmod(path, mode)
+	if runtime.GOOS == "linux" {
+		_ = os.Chown(path, nginxWorkerUID, nginxWorkerGID)
+	}
+}