fix: check auto_approve setting in propose endpoint

The propose endpoint always set status to 'proposed' regardless of
the auto_approve setting. Now checks the setting and auto-approves
(+ publishes to Nostr) when enabled.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

views_api.py

@@ -209,10 +209,17 @@ async def api_event_propose(
     """
     Propose a new event for admin approval.
     Requires invoice key (any authenticated user, not admin-only).
+    Auto-approved if the admin has enabled auto_approve in settings.
     """
-    data.status = "proposed"
+    ext_settings = await get_settings()
+    data.status = "approved" if ext_settings.auto_approve else "proposed"
     data.wallet = wallet.wallet.id
     event = await create_event(data)
+
+    # Publish to Nostr if auto-approved
+    if event.status == "approved":
+        await _publish_or_delete_nostr_event(event)
+
     return event.dict()