CodeMirror でクエリー組み立てて実行できるようにする

[voluntas]

This pull request includes several changes to integrate CodeMirror for SQL editing and improve the overall functionality of the project. The most important changes include adding new dependencies, updating the main script to initialize the editor, and modifying the HTML structure to include the editor.

Integration of CodeMirror:

• package.json: Added new dependencies for CodeMirror packages, including @codemirror/commands, @codemirror/lang-sql, @codemirror/language, @codemirror/search, @codemirror/state, @codemirror/view, and @replit/codemirror-vim.
• pnpm-lock.yaml: Updated the lock file to include the new CodeMirror dependencies and their versions. [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15]

Initialization and Configuration:

• src/main.mts: Imported CodeMirror modules and initialized the editor with SQL syntax highlighting, Vim mode support, and a default SQL query. Added event listeners for toggling Vim mode and executing SQL queries. [1] [2] [3]

HTML Structure Update:

• index.html: Added a new div element with the id editor to host the CodeMirror editor.