Initial commit: mini-erp (backend FastAPI + frontend React/Vite)

Base para el flujo de ramas por cliente.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

mini-frontend/src/components/ui/SearchInput.tsx

@@ -0,0 +1,26 @@
+import type { KeyboardEvent } from "react";
+
+interface SearchInputProps {
+  value: string;
+  placeholder?: string;
+  onChange: (value: string) => void;
+  onKeyDown?: (e: KeyboardEvent<HTMLInputElement>) => void;
+}
+
+export default function SearchInput({
+  value,
+  placeholder,
+  onChange,
+  onKeyDown,
+}: SearchInputProps) {
+  return (
+    <input
+      type="text"
+      value={value}
+      placeholder={placeholder}
+      onChange={(e) => onChange(e.target.value)}
+      onKeyDown={onKeyDown}
+      className="w-full h-7 px-2 py-0 text-xs bg-white border border-[var(--color-input-border)] rounded-none outline-none focus:border-[var(--color-primary)]"
+    />
+  );
+}