fix(tui): make auth URLs clickable regardless of line wrapping (#6317)

Co-authored-by: brettheap <brett.heap@users.noreply.github.com>
Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>

packages/opencode/src/cli/cmd/tui/ui/link.tsx

@@ -0,0 +1,29 @@
+import type { JSX } from "solid-js"
+import type { RGBA } from "@opentui/core"
+import open from "open"
+
+export interface LinkProps {
+  href: string
+  children?: JSX.Element | string
+  fg?: RGBA
+}
+
+/**
+ * Link component that renders clickable hyperlinks.
+ * Clicking anywhere on the link text opens the URL in the default browser.
+ */
+export function Link(props: LinkProps) {
+  const displayText = props.children ?? props.href
+
+  return (
+    <text
+      fg={props.fg}
+      underline={true}
+      onMouseUp={() => {
+        open(props.href).catch(() => {})
+      }}
+    >
+      {displayText}
+    </text>
+  )
+}