fix(NextFpmPort): exit early if NextFpmPort file does not exist

imageroot/update-module.d/10fix_NextFpmPort

@@ -27,6 +27,10 @@ import sys
 directory = "databases/vhosts/"
 output_file = "databases/NextFpmPort"
 
+# no vhosts, no need to continue
+if not os.path.exists(output_file):
+    sys.exit(0)
+
 # Find all .ini files
 ini_files = [f for f in os.listdir(directory) if f.endswith('.ini')]
 
@@ -49,12 +53,11 @@ except:
 
 # Read the current value from the NextFpmPort file if it exists
 current_id = None
-if os.path.exists(output_file):
-    with open(output_file, "r") as f:
-        try:
-            current_id = int(f.read().strip())
-        except ValueError:
-            current_id = None
+with open(output_file, "r") as f:
+    try:
+        current_id = int(f.read().strip())
+    except ValueError:
+        current_id = None
 
 # Write the last ID only if it's greater than the current value
 if current_id is None or last_id > current_id: