Enhance NormalCase functionality: prepopulate age fields on edit, update author handling in create case normal view, and refine template logic for editing permissions

atlas/forms.py

@@ -298,6 +298,22 @@ class NormalCaseForm(ModelForm):
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
+        # If editing an existing NormalCase, prepopulate age_value/age_unit
+        try:
+            instance = kwargs.get('instance')
+        except Exception:
+            instance = None
+        if instance is None:
+            # also support self.instance when ModelForm sets it
+            instance = getattr(self, 'instance', None)
+        if instance is not None and getattr(instance, 'age_days', None) is not None:
+            try:
+                val, unit = NormalCase.days_to_value_unit(instance.age_days)
+                if val is not None and unit is not None:
+                    self.fields['age_value'].initial = val
+                    self.fields['age_unit'].initial = unit
+            except Exception:
+                pass
         self.helper = FormHelper()
         # Do not render a <form> tag from crispy here because the template
         # already provides the surrounding form element (we inject this
@@ -315,7 +331,7 @@ class NormalCaseForm(ModelForm):
                 css_class="row",
             ),
             Field("notes"),
-            Submit("submit", "Save", css_class="btn btn-primary"),
+            # Submit button rendered in modal footer; avoid duplicate button here
         )
 
     def save(self, commit=True):