✨ feat(error-tracking): add shared error tracking package

Add @manacore/shared-error-tracking package with:
- Frontend error tracker with batching and offline support
- SvelteKit integration with hooks handler
- Expo/React Native integration with global error handler
- NestJS module with exception filter and service
- Shared TypeScript types for error log entries

packages/shared-error-tracking/package.json

@@ -0,0 +1,67 @@
+{
+	"name": "@manacore/shared-error-tracking",
+	"version": "1.0.0",
+	"description": "Centralized error tracking for ManaCore applications - NestJS and frontend clients",
+	"main": "dist/index.js",
+	"types": "dist/index.d.ts",
+	"exports": {
+		".": {
+			"types": "./dist/index.d.ts",
+			"default": "./dist/index.js"
+		},
+		"./nestjs": {
+			"types": "./dist/nestjs/index.d.ts",
+			"default": "./dist/nestjs/index.js"
+		},
+		"./frontend": {
+			"types": "./dist/frontend/index.d.ts",
+			"default": "./dist/frontend/index.js"
+		},
+		"./types": {
+			"types": "./dist/types/index.d.ts",
+			"default": "./dist/types/index.js"
+		}
+	},
+	"scripts": {
+		"build": "tsc",
+		"clean": "rm -rf dist",
+		"prepublishOnly": "pnpm build",
+		"lint": "eslint .",
+		"type-check": "tsc --noEmit"
+	},
+	"files": [
+		"dist"
+	],
+	"peerDependencies": {
+		"@nestjs/common": "^10.0.0 || ^11.0.0",
+		"@nestjs/config": "^3.0.0 || ^4.0.0",
+		"@nestjs/core": "^10.0.0 || ^11.0.0"
+	},
+	"peerDependenciesMeta": {
+		"@nestjs/common": {
+			"optional": true
+		},
+		"@nestjs/config": {
+			"optional": true
+		},
+		"@nestjs/core": {
+			"optional": true
+		}
+	},
+	"devDependencies": {
+		"@nestjs/common": "^10.0.0",
+		"@nestjs/config": "^3.0.0",
+		"@nestjs/core": "^10.0.0",
+		"@types/node": "^20.0.0",
+		"typescript": "^5.0.0"
+	},
+	"keywords": [
+		"nestjs",
+		"error-tracking",
+		"sveltekit",
+		"expo",
+		"manacore"
+	],
+	"author": "Mana Core Team",
+	"license": "MIT"
+}