Reset repository to README title only

Approach is changing entirely; clearing prior implementation
to start over from a clean slate.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/shared/mojang.ts

@@ -1,30 +0,0 @@
-import { MinecraftRelease } from './types'
-
-const VERSION_MANIFEST_URL = 'https://launchermeta.mojang.com/mc/game/version_manifest.json'
-
-let cachedReleases: MinecraftRelease[] | null = null
-
-export async function fetchReleaseVersions(): Promise<MinecraftRelease[]> {
-  if (cachedReleases != null) {
-    return cachedReleases
-  }
-
-  try {
-    const response = await fetch(VERSION_MANIFEST_URL)
-    if (!response.ok) {
-      throw new Error(`Failed to fetch versions: ${response.status}`)
-    }
-
-    const payload = await response.json() as { versions?: MinecraftRelease[] }
-    cachedReleases = (payload.versions ?? []).filter((entry) => entry.type === 'release')
-    return cachedReleases
-  } catch {
-    cachedReleases = [
-      { id: '1.21.4', type: 'release' },
-      { id: '1.21.1', type: 'release' },
-      { id: '1.20.6', type: 'release' },
-      { id: '1.20.1', type: 'release' }
-    ]
-    return cachedReleases
-  }
-}