added user request details below creator in django admin

src/registrar/models/user.py

@@ -67,6 +67,24 @@ class User(AbstractUser):
     def is_restricted(self):
         return self.status == self.RESTRICTED
 
+    def get_approved_domains_count(self):
+        """Return count of approved domains"""
+        allowed_states = ['unknown', 'dns needed', 'ready', 'on hold']
+        approved_domains_count = self.domains.filter(state__in=allowed_states).count()
+        return approved_domains_count
+    
+    def get_active_requests_count(self):
+        """Return count of active requests"""
+        allowed_states = ['submitted', 'in review', 'action needed']
+        active_requests_count = self.domain_requests_created.filter(status__in=allowed_states).count()
+        return active_requests_count
+    
+    def get_rejected_requests_count(self):
+        """Return count of rejected or ineligible requests"""
+        allowed_states = ['rejected', 'ineligible']
+        rejected_requests_count = self.domain_requests_created.filter(status__in=allowed_states).count()
+        return rejected_requests_count
+    
     @classmethod
     def needs_identity_verification(cls, email, uuid):
         """A method used by our oidc classes to test whether a user needs email/uuid verification

src/registrar/templates/django/admin/includes/detail_table_fieldset.html

@@ -65,6 +65,10 @@ This is using a custom implementation fieldset.html (see admin/fieldset.html)
         <label aria-label="Creator contact details"></label>
         {% include "django/admin/includes/contact_detail_list.html" with user=original.creator no_title_top_padding=field.is_readonly %}
         </div>
+        <div class="flex-container">
+            <label aria-label="User summary details"></label>
+            {% include "django/admin/includes/user_detail_list.html" with user=original.creator no_title_top_padding=field.is_readonly %}
+        </div>
     {% elif field.field.name == "submitter" %}
         <div class="flex-container">
         <label aria-label="Submitter contact details"></label>

src/registrar/templates/django/admin/includes/user_detail_list.html

@@ -0,0 +1,12 @@
+{% load i18n static %}
+
+<address class="{% if no_title_top_padding %}margin-top-neg-1__detail-list{% endif %} dja-address-contact-list">
+
+    {# Approved domains #}
+    Approved domains: {{ user.get_approved_domains_count }}<br>
+    {# Active requests #}
+    Active requests: {{ user.get_active_requests_count }}<br>
+    {# Rejected or ineligible requests #}
+    Rejected or ineligible: {{ user.get_rejected_requests_count }}<br>
+    
+</address>