fix(ui): replace duplicate error-msg IDs with form-error-text class

Author: zodiacfireworks

src/edit_python_pe/components/form_control.py

@@ -26,21 +26,21 @@ def compose(self) -> ComposeResult:
         if self.help_text_content:
             yield Static(self.help_text_content, classes="form-help-text")
 
-        yield Static("", classes="form-error-text", id="error-msg")
+        yield Static("", classes="form-error-text")
 
     def on_mount(self) -> None:
-        self.query_one("#error-msg", Static).display = False
+        self.query_one(".form-error-text", Static).display = False
 
     def show_error(self, message: str) -> None:
-        error_static = self.query_one("#error-msg", Static)
+        error_static = self.query_one(".form-error-text", Static)
         error_static.update(message)
         error_static.display = True
 
         # Apply has-error class to self
         self.add_class("has-error")
 
     def clear_error(self) -> None:
-        error_static = self.query_one("#error-msg", Static)
+        error_static = self.query_one(".form-error-text", Static)
         error_static.update("")
         error_static.display = False
 

tests/unit/components/test_form_control.py

@@ -22,7 +22,7 @@ async def test_form_control_logic(self):
             assert fc.help_text_content == "Test Help"
 
             # Error states
-            error_msg = fc.query_one("#error-msg", Static)
+            error_msg = fc.query_one(".form-error-text", Static)
             assert error_msg.display is False
 
             fc.show_error("Bad input")