Initial commit: Namecheap API library with REST/MCP servers

Features:
- Domain management (check, register, renew, contacts)
- DNS management (nameservers, records)
- Glue records (child nameserver) support
- TLD price tracking with KRW conversion
- FastAPI REST server with OpenAI schema
- MCP server for Claude integration

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

db.py

@@ -0,0 +1,62 @@
+"""
+Database module for TLD prices
+"""
+
+import sqlite3
+from pathlib import Path
+
+DB_PATH = Path(__file__).parent / "prices.db"
+
+
+def get_connection():
+    return sqlite3.connect(DB_PATH)
+
+
+def init_db():
+    """Initialize database and create tables"""
+    conn = get_connection()
+    conn.execute("""
+        CREATE TABLE IF NOT EXISTS tld_prices (
+            tld TEXT PRIMARY KEY,
+            usd REAL NOT NULL,
+            krw INTEGER NOT NULL,
+            updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+        )
+    """)
+    conn.execute("""
+        CREATE TABLE IF NOT EXISTS exchange_rates (
+            currency TEXT PRIMARY KEY,
+            rate REAL NOT NULL,
+            updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+        )
+    """)
+    conn.commit()
+    conn.close()
+
+
+def get_prices() -> list[dict]:
+    """Get all TLD prices"""
+    conn = get_connection()
+    conn.row_factory = sqlite3.Row
+    cursor = conn.execute(
+        "SELECT tld, usd, krw, updated_at FROM tld_prices ORDER BY krw"
+    )
+    results = [dict(row) for row in cursor.fetchall()]
+    conn.close()
+    return results
+
+
+def get_exchange_rate(currency: str = "KRW") -> float | None:
+    """Get exchange rate for currency"""
+    conn = get_connection()
+    cursor = conn.execute(
+        "SELECT rate FROM exchange_rates WHERE currency = ?", (currency,)
+    )
+    row = cursor.fetchone()
+    conn.close()
+    return row[0] if row else None
+
+
+if __name__ == "__main__":
+    init_db()
+    print(f"Database initialized: {DB_PATH}")