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/vite/tsconfig.json

@@ -0,0 +1,8 @@
+{
+    "extends": "../../tsconfig.base.json",
+    "compilerOptions": {
+        "outDir": "dist",
+        "rootDir": "src"
+    },
+    "include": ["src"]
+}