chore: remove configuration files and enhance blockchain explorer with advanced search, analytics, and export features

- Delete .aitbc.yaml.example CLI configuration template
- Delete .lycheeignore link checker exclusion rules
- Delete .nvmrc Node.js version specification
- Add advanced search panel with filters for address, amount range, transaction type, time range, and validator
- Add analytics dashboard with transaction volume, active addresses, and block time metrics
- Add Chart.js integration

dev/tests/test_cli_local.py

@@ -0,0 +1,12 @@
+import subprocess
+import sys
+
+result = subprocess.run(
+    ["/home/oib/windsurf/aitbc/cli/venv/bin/aitbc", "--url", "http://10.1.223.93:8000/v1", "--api-key", "client_dev_key_1", "--debug", "client", "submit", "--type", "inference", "--model", "test-model", "--prompt", "test prompt"],
+    capture_output=True,
+    text=True
+)
+print("STDOUT:")
+print(result.stdout)
+print("STDERR:")
+print(result.stderr)