feat(we-fast): create WE-FAST multi-framework website creator

Combining:
- kariitsme/astro: Hybrid island architecture and zero-JS static defaults
- kariitsme/nuxt: Nuxt & Vue 3 reactive composition components & stores
- kariitsme/bootstrap: Bootstrap 5 12-column responsive grid & design tokens
- kariitsme/svelte: Svelte surgical DOM components & interactive widgets
- kariitsme/gfx: Direct3D12/WebGL inspired shader reflection & runtime reload

Adds packages/we-fast SDK/CLI, examples/we-fast Studio GUI, and we-fast runner.

Co-authored-by: arena-agent <297053741+arena-agent@users.noreply.github.com>

Author: kariitsme

examples/we-fast/astro.config.mjs

@@ -0,0 +1,12 @@
+// @ts-check
+import { defineConfig } from 'astro/config';
+import vue from '@astrojs/vue';
+import svelte from '@astrojs/svelte';
+
+// https://astro.build/config
+export default defineConfig({
+  integrations: [
+    vue(),
+    svelte(),
+  ],
+});

examples/we-fast/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "@example/we-fast",
+  "type": "module",
+  "version": "1.0.0",
+  "private": true,
+  "engines": {
+    "node": ">=22.12.0"
+  },
+  "scripts": {
+    "dev": "astro dev --port 4321",
+    "build": "astro build",
+    "preview": "astro preview"
+  },
+  "dependencies": {
+    "astro": "workspace:*",
+    "@astrojs/vue": "workspace:*",
+    "@astrojs/svelte": "workspace:*",
+    "vue": "^3.5.0",
+    "svelte": "^5.0.0",
+    "we-fast": "workspace:*"
+  }
+}