Initial commit: Card & Value Explorer (React/Vite) with AE, MFL, SDG icon filtering, floating card layout, and focus overlay

tsconfig.json

@@ -0,0 +1,7 @@
+{
+  "files": [],
+  "references": [
+    { "path": "./tsconfig.app.json" },
+    { "path": "./tsconfig.node.json" }
+  ]
+}