feat: V1 prototype — Vite/React/TS tileset generator

- Scaffold: package.json, tsconfig.json, vite.config.ts, index.html
- src/lib/imageProcessor.ts: full pipeline (normalize, offset, seam repair, export, validation)
- src/components/UploadPanel.tsx: drag-and-drop, file picker, clipboard paste
- src/components/SettingsPanel.tsx: all controls per spec
- src/components/PreviewPanel.tsx: Original / Tileable / Repeated tabs
- src/components/ErrorBanner.tsx: dismissible error/warning banners
- src/App.tsx: root component wiring everything together
- src/index.css: dark premium glassmorphism theme w/ Inter font

node_modules/@babel/helper-compilation-targets/lib/targets.js

@@ -0,0 +1,28 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.unreleasedLabels = exports.browserNameMap = void 0;
+const unreleasedLabels = exports.unreleasedLabels = {
+  safari: "tp"
+};
+const browserNameMap = exports.browserNameMap = {
+  and_chr: "chrome",
+  and_ff: "firefox",
+  android: "android",
+  chrome: "chrome",
+  edge: "edge",
+  firefox: "firefox",
+  ie: "ie",
+  ie_mob: "ie",
+  ios_saf: "ios",
+  node: "node",
+  deno: "deno",
+  op_mob: "opera_mobile",
+  opera: "opera",
+  safari: "safari",
+  samsung: "samsung"
+};
+
+//# sourceMappingURL=targets.js.map