docs: update README, obsidian docs, dev scripts, and SQL init

Update documentation and configuration:

- README: reflect new test patterns and architecture
- Obsidian docs: update Technical Manual, Overview, Testing Architecture
- init-script.sql: schema updates
- local-dev-2.sh: dev script adjustments

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

init-scripts/init-script.sql

@@ -1154,15 +1154,6 @@ BEGIN
             ) ORDER BY ap.created_at DESC), '[]'::json)
             FROM affiliate_payouts ap WHERE ap.affiliate_id = target_user_id
         ),
-        'verification_codes', (
-            SELECT COALESCE(json_agg(json_build_object(
-                'purpose',    vc.purpose,
-                'created_at', vc.created_at,
-                'used_at',    vc.used_at,
-                'expires_at', vc.expires_at
-            ) ORDER BY vc.created_at DESC), '[]'::json)
-            FROM verification_codes vc WHERE vc.user_id = target_user_id
-        ),
         'forgiven_no_shows', (
             SELECT COALESCE(json_agg(json_build_object(
                 'id',         fns.id,
@@ -1195,6 +1186,25 @@ BEGIN
             FROM gift_card_transactions gct
             WHERE gct.user_id = target_user_id
         ),
+        'gift_cards', (
+            SELECT COALESCE(json_agg(json_build_object(
+                'id',                gc.id,
+                'total_funds_added', gc.total_funds_added,
+                'amount_remaining',  gc.amount_remaining,
+                'expiry_date',       gc.expiry_date,
+                'redeemed_at',       gc.redeemed_at,
+                'created_at',        gc.created_at
+            ) ORDER BY gc.created_at DESC), '[]'::json)
+            FROM gift_cards gc WHERE gc.redeemed_by = target_user_id
+        ),
+        'admin_audit_log', (
+            SELECT COALESCE(json_agg(json_build_object(
+                'action_type', aal.action_type,
+                'details',     aal.details,
+                'created_at',  aal.created_at
+            ) ORDER BY aal.created_at DESC), '[]'::json)
+            FROM admin_audit_log aal WHERE aal.target_user_id = export_all_user_data.target_user_id
+        ),
         'login_audit', (
             SELECT COALESCE(json_agg(json_build_object(
                 'attempt_type',  la.attempt_type,