feat: add core package

Add @puaros/core package with TypeScript configuration, Vitest test setup, and package structure

packages/core/.gitignore

@@ -0,0 +1,13 @@
+# Build output
+dist/
+*.tsbuildinfo
+
+# Dependencies
+node_modules/
+
+# Test coverage
+coverage/
+
+# Logs
+*.log
+npm-debug.log*

packages/core/package.json

@@ -0,0 +1,39 @@
+{
+  "name": "@puaros/core",
+  "version": "0.0.1",
+  "private": true,
+  "description": "Core business logic for Puaros",
+  "keywords": [
+    "puaros"
+  ],
+  "main": "dist/index.js",
+  "types": "dist/index.d.ts",
+  "author": "Fozilbek Samiyev <fozilbek.samiyev@gmail.com>",
+  "license": "MIT",
+  "scripts": {
+    "build": "tsc",
+    "watch": "tsc --watch",
+    "clean": "rm -rf dist",
+    "test": "vitest",
+    "test:ui": "vitest --ui",
+    "test:watch": "vitest --watch",
+    "test:coverage": "vitest run --coverage",
+    "test:run": "vitest run"
+  },
+  "dependencies": {
+    "simple-git": "^3.30.0",
+    "tree-sitter": "^0.21.1",
+    "tree-sitter-javascript": "^0.23.0",
+    "tree-sitter-typescript": "^0.23.0",
+    "uuid": "^13.0.0"
+  },
+  "devDependencies": {
+    "@types/ioredis": "^5.0.0",
+    "@types/node": "^22.10.7",
+    "@types/uuid": "^11.0.0",
+    "@vitest/coverage-v8": "^4.0.10",
+    "@vitest/ui": "^4.0.10",
+    "typescript": "^5.7.3",
+    "vitest": "^4.0.10"
+  }
+}

packages/core/tsconfig.json

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+{
+  "compilerOptions": {
+    "outDir": "./dist",
+    "rootDir": "./src",
+    "target": "ES2023",
+    "module": "CommonJS",
+    "moduleResolution": "node",
+    "declaration": true,
+    "declarationMap": true,
+    "composite": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "sourceMap": true,
+    "baseUrl": "./src"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist", "**/*.spec.ts", "**/*.test.ts"]
+}

packages/core/vitest.config.ts

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+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+    resolve: {
+        extensions: ['.ts', '.tsx', '.js', '.jsx', '.json'],
+    },
+    test: {
+        globals: true,
+        environment: 'node',
+        coverage: {
+            provider: 'v8',
+            reporter: ['text', 'json', 'html', 'lcov'],
+            exclude: [
+                '**/node_modules/**',
+                '**/dist/**',
+                '**/*.test.ts',
+                '**/*.spec.ts',
+                '**/tests/**',
+            ],
+            thresholds: {
+                lines: 80,
+                functions: 80,
+                branches: 80,
+                statements: 80,
+            },
+        },
+    },
+});