The following items are not marked as completed: Panel appears in Source tab only when at least one AI API key is configured, Generating a query for a pie chart returns exactly 2 columns, Follow-up prompt "rename the value column" modifies the existing query, not creates a new one, Clicking "Use This Query" populates the CodeMirror SQL editor, On a WHERE clause that matches 0 rows, "Show Results" shows "No results found" instead of a connection error, Suggestion chips pre-fill the prompt and trigger generation