Summary

• Copy rows and results as JSON, CSV, or SQL INSERT to clipboard
• Data browser: share button copies current page, context menu copies single row
• Row detail: share button copies current row
• Query editor: menu copies all results, context menu copies single row
• Proper CSV escaping (commas, quotes, newlines), JSON type preservation, SQL quote escaping

Test plan

• Data browser: tap share → select JSON → paste in Notes, verify format
• Data browser: long-press row → Copy Row → CSV → verify
• Row detail: tap share → SQL INSERT → verify table name and values
• Query editor: run query → ... menu → Copy Results → JSON → verify
• Query editor: long-press result row → Copy Row → verify
• NULL values: shown as null in JSON, NULL in CSV/SQL
• Values with commas/quotes: properly escaped in CSV