SQL-S5 — SQLite Workspace & Table Browser

[ZhuchkaTriplesix]

Epic: #194
Depends on: #201 (SQL-S4)
Source: docs/planned-0.4.5.md

Goal

Implement the main editor workspace for SQLite and the paginated table grid browser.

Files

• lib/features/workspace/widgets/sqlite_workspace_home.dart (new)
• lib/features/workspace/widgets/sqlite_table_view.dart (new)
• lib/features/workspace/widgets/workspace_panel.dart (edit)

Implementation

• Update WorkspacePanel to render SqliteWorkspaceHome when an active connection is SQLite.
• Build SqliteWorkspaceHome containing a SQL Query Editor and results grid.
• Build SqliteTableView showing paginated browse view of tables (using SELECT ... LIMIT ... OFFSET ...).
• Integrate scroll physics and standard shadcn UI tables for results.

Acceptance Criteria

• SQL editor successfully executes queries against SQLite file and shows results.
• Double-clicking a table in sidebar opens paginated browser.
• Paginated browser limits memory consumption, loading data in chunks.
• Code is clean and passes flutter analyze.