=== C Nostr Relay Server === Event-based configuration system [INFO] Existing relay detected [INFO] Initializing event-based configuration system... [SUCCESS] Event-based configuration system initialized [INFO] Starting existing relay... Relay pubkey: 6df436471c7965d6473e89998162e6b87cc3547d71a2db12f559a39f4596059a [SUCCESS] Existing relay startup prepared [SUCCESS] Database connection established: 6df436471c7965d6473e89998162e6b87cc3547d71a2db12f559a39f4596059a.nrdb [INFO] Database schema already exists, skipping initialization [INFO] Existing database schema version: 4 [WARNING] No configuration event found in existing database [SUCCESS] Relay information initialized with default values [INFO] Initializing NIP-13 Proof of Work configuration [INFO] PoW configured in basic validation mode (default) [INFO] PoW Configuration: enabled=true, min_difficulty=0, validation_flags=0x1, mode=full [INFO] Initializing NIP-40 Expiration Timestamp configuration [INFO] Expiration Configuration: enabled=true, strict_mode=true, filter_responses=true, grace_period=300 seconds [INFO] Subscription limits: max_per_client=25, max_total=5000 [INFO] Starting relay server... [INFO] Starting libwebsockets-based Nostr relay server... [INFO] Checking port availability: 8888 [WARNING] Port 8888 is in use, trying port 8889 (attempt 2/5) [INFO] Checking port availability: 8889 [WARNING] Port 8889 is in use, trying port 8890 (attempt 3/5) [INFO] Checking port availability: 8890 [INFO] Attempting to bind libwebsockets to port 8890 [WARNING] WebSocket relay started on ws://127.0.0.1:8890 (configured port 8888 was unavailable) [SUCCESS] WebSocket relay started on ws://127.0.0.1:8890 (configured port 8888 was unavailable) [INFO] Received shutdown signal [INFO] Shutting down WebSocket server... [SUCCESS] WebSocket relay shut down cleanly [INFO] Cleaning up configuration system... [SUCCESS] Configuration system cleaned up [INFO] Database connection closed [SUCCESS] Server shutdown complete