feat: initialize ColorLine98 project with Vue 3 + Vite + TypeScript

- Scaffold Vue 3 + Vite + TypeScript project
- Add ESLint + Prettier configuration
- Create project structure: src/game/, src/components/, src/assets/
- Implement core game modules: Board, PathFinder (BFS), LineChecker
- Add README with project description and setup instructions

Co-Authored-By: Paperclip <noreply@paperclip.ing>

.gitignore

@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?