Initial commit with files

Still need to fix the imports

src/lib/utils/once.ts

@@ -0,0 +1,9 @@
+export function once<T>(cb: (...args: T[]) => void) {
+    let state = { called: false }
+
+    return (...args: T[]) => {
+        if (state.called) return
+        state.called = true
+        return cb(...args)
+    }
+}