Initial commit: Tablet lending system with user-tablet many-to-many relationship

- Database schema: tablets, users, loans (junction table)
- CLI app: minimal_app.py
- Web apps: app.py (Flask), simple_app.py (http.server)
- Features: loan management, search, user loans view, project notes
- Git structure: CONTRIBUTING.md, .gitignore

Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>

debug_server.py

@@ -0,0 +1,20 @@
+#!/usr/bin/env python3
+from http.server import HTTPServer, BaseHTTPRequestHandler
+
+class DebugHandler(BaseHTTPRequestHandler):
+    def do_GET(self):
+        self.send_response(200)
+        self.send_header('Content-type', 'text/plain')
+        self.end_headers()
+        self.wfile.write(b'Hello from Tablet Management Server!')
+
+def run():
+    try:
+        server = HTTPServer(('', 8000), DebugHandler)
+        print("Debug server running on port 8000")
+        server.serve_forever()
+    except Exception as e:
+        print(f"Error: {e}")
+
+if __name__ == '__main__':
+    run()