chore(deps): update pre-commit config and apply bulk formatting

- build(pre-commit): upgrade hooks (django-upgrade 1.29.1, uv 0.9.7, ruff 0.14.3, bandit 1.8.6)
- build(pre-commit): add uv-lock hook, tombi TOML formatter, prettier-plugin-packagejson
- build(pre-commit): disable Django check hooks (commented out)
- build(pre-commit): switch npx → bunx for prettier execution
- build(node): add bun.lock, update prettier config with schema + packagejson plugin
- style: apply ruff format to all Python files (comments, spacing, imports)
- style: apply prettier format to all JS/CSS files (comment styles, spacing)
- style: apply tombi format to pyproject.toml (reordered sections, consistent formatting)
- chore: remove emoji from bash script comments for consistency

BREAKING CHANGE: Django check and migration check hooks disabled in pre-commit config

.prettierrc

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/prettierrc.json",
   "arrowParens": "always",
   "bracketSpacing": true,
   "embeddedLanguageFormatting": "auto",
@@ -29,5 +30,5 @@
       }
     }
   ],
-  "plugins": ["prettier-plugin-jinja-template"]
+  "plugins": ["prettier-plugin-jinja-template", "prettier-plugin-packagejson"]
 }