feat: initial dev-configs monorepo

Shared configs for TypeScript projects: ESLint, Prettier, TypeScript,
Vite, Jest, Playwright, Knip. Published as @vigdorov/* npm packages
to Gitea registry.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/eslint/package.json

@@ -0,0 +1,36 @@
+{
+    "name": "@vigdorov/eslint-config",
+    "version": "1.0.0",
+    "description": "Shared ESLint configuration with flat config",
+    "type": "module",
+    "main": "dist/index.js",
+    "types": "dist/index.d.ts",
+    "files": ["dist"],
+    "exports": {
+        ".": "./dist/index.js",
+        "./base": "./dist/base.js",
+        "./react": "./dist/react.js",
+        "./node": "./dist/node.js"
+    },
+    "scripts": {
+        "build": "tsc"
+    },
+    "peerDependencies": {
+        "eslint": ">=9.0.0",
+        "typescript": ">=5.0.0"
+    },
+    "dependencies": {
+        "typescript-eslint": "^8.32.1",
+        "@stylistic/eslint-plugin": "^4.2.0",
+        "eslint-plugin-unused-imports": "^4.1.4"
+    },
+    "devDependencies": {
+        "eslint": "^9.27.0",
+        "typescript": "^5.8.3",
+        "@types/eslint": "^9.6.1"
+    },
+    "optionalDependencies": {
+        "eslint-plugin-react": "^7.37.5",
+        "eslint-plugin-react-hooks": "^5.2.0"
+    }
+}