corpus: expand catIds map and add health-law card

- Map 10 additional DB category slugs to UI cards (social-services,
  echr-case-law, child-abduction, anti-discrimination, children-rights,
  legislation, parliamentary, immigration, legal, civil-litigation, etc.)
- Add health-law card (1,874 docs were invisible — largest unmapped category)
- Add patient-rights, government-policy, policy-reports, ombudsman,
  bankruptcy mappings

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

corpus.php

@@ -179,6 +179,15 @@ require_once __DIR__ . '/includes/layout.php';
             <p>NOUer, Stortingsmeldinger, government white papers and regulatory guidance from Regjeringen.no.</p>
             <button class="cat-browse-btn" data-cat="government-documents" type="button">Browse docs →</button>
         </div>
+        <div class="category-card" data-category="health-law">
+            <div class="category-card__top">
+                <span class="category-card__icon" aria-hidden="true">🏥</span>
+                <span class="category-card__count is-loading" id="cat-health-law">—</span>
+            </div>
+            <h4>Health Law</h4>
+            <p>Helsetilsynet supervision reports, patient rights (pasientrettigheter), NPE compensation claims, mental health law and barnevern health oversight.</p>
+            <button class="cat-browse-btn" data-cat="health-law" type="button">Browse docs →</button>
+        </div>
     </div>
 
     <!-- DRILL-DOWN PANEL -->
@@ -406,25 +415,41 @@ require_once __DIR__ . '/includes/layout.php';
         'family_law':          'cat-family-law',
         'child-welfare':       'cat-child-welfare',
         'child_welfare':       'cat-child-welfare',
+        'children-rights':     'cat-child-welfare',
         'labour-law':          'cat-labour-law',
         'labour_law':          'cat-labour-law',
         'social-welfare':      'cat-social-welfare',
         'social_welfare':      'cat-social-welfare',
+        'social-services':     'cat-social-welfare',
         'tax-law':             'cat-tax-law',
         'tax_law':             'cat-tax-law',
         'administrative-law':  'cat-administrative-law',
         'administrative_law':  'cat-administrative-law',
+        'anti-discrimination': 'cat-administrative-law',
+        'legal':               'cat-administrative-law',
+        'civil-litigation':    'cat-administrative-law',
+        'ombudsman':           'cat-administrative-law',
+        'bankruptcy':          'cat-administrative-law',
         'consumer-law':        'cat-consumer-law',
         'consumer_law':        'cat-consumer-law',
         'tenancy-law':         'cat-consumer-law',
         'financial-law':       'cat-consumer-law',
         'immigration-law':     'cat-immigration-law',
         'immigration_law':     'cat-immigration-law',
+        'immigration':         'cat-immigration-law',
+        'echr-case-law':       'cat-immigration-law',
+        'child-abduction':     'cat-immigration-law',
         'government-documents':'cat-government-documents',
         'government_documents':'cat-government-documents',
+        'legislation':         'cat-government-documents',
+        'parliamentary':       'cat-government-documents',
+        'government-policy':   'cat-government-documents',
+        'policy-reports':      'cat-government-documents',
         'case-law':            'cat-administrative-law',
         'victim-compensation': 'cat-administrative-law',
         'procurement-law':     'cat-administrative-law',
+        'health-law':          'cat-health-law',
+        'patient-rights':      'cat-health-law',
     };
 
     const catLabels = {
@@ -437,6 +462,7 @@ require_once __DIR__ . '/includes/layout.php';
         'consumer-law':         'Consumer & Housing',
         'immigration-law':      'Immigration & International',
         'government-documents': 'Government Documents',
+        'health-law':           'Health Law',
     };
 
     // ── STATS + SOURCES table load ───────────────────────────────────────────