fix: <Text> encoding non-ascii characters in Bun (#760)

src/cli/components/Text.tsx

@@ -0,0 +1,45 @@
+import { Text as InkText, type TextProps } from "ink";
+import type { ReactNode } from "react";
+
+const isBun = typeof Bun !== "undefined";
+const decoder = new TextDecoder("utf-8", { fatal: false });
+
+function fixBunEncoding(value: ReactNode): ReactNode {
+  if (!isBun) return value;
+
+  if (typeof value === "string") {
+    // Quick check: if no non-ASCII characters, return as-is
+    if (!/[\x80-\xFF]/.test(value)) return value;
+
+    const bytes: number[] = [];
+
+    for (let i = 0; i < value.length; i++) {
+      const code = value.charCodeAt(i);
+
+      // Check for 2-byte UTF-8 sequence: 0xC2 followed by 0x80-0xBF
+      if (code === 0xc2 && i + 1 < value.length) {
+        const nextCode = value.charCodeAt(i + 1);
+        if (nextCode >= 0x80 && nextCode <= 0xbf) {
+          bytes.push(0xc2, nextCode);
+          i++;
+          continue;
+        }
+      }
+
+      bytes.push(code);
+    }
+
+    return decoder.decode(new Uint8Array(bytes));
+  }
+
+  // Handle arrays of children
+  if (Array.isArray(value)) {
+    return value.map(fixBunEncoding);
+  }
+
+  return value;
+}
+
+export function Text({ children, ...props }: TextProps) {
+  return <InkText {...props}>{fixBunEncoding(children)}</InkText>;
+}