Add Column
Current Schema
CREATE TABLE chatbot_usage (
id INTEGER PRIMARY KEY AUTOINCREMENT,
chatbot_id INTEGER NOT NULL,
prompt_tokens INTEGER DEFAULT 0,
completion_tokens INTEGER DEFAULT 0,
total_tokens INTEGER DEFAULT 0,
estimated_cost REAL DEFAULT 0.0,
model_name TEXT,
created_at TEXT NOT NULL,
FOREIGN KEY (chatbot_id) REFERENCES chatbots(id) ON DELETE CASCADE
)