fix(ui): fix TS2367 type error in AboutPage phase status comparison

Add explicit union type annotation to phases array so "current" and
"upcoming" comparisons remain valid even when all entries are "done".

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: gcmsg

web/app/src/pages/AboutPage.tsx

@@ -30,10 +30,10 @@ export function AboutPage() {
     { icon: Handshake, titleKey: "about.stepTrustTitle", descKey: "about.stepTrustDesc" },
   ]
 
-  const phases = [
-    { titleKey: "about.phase1Title", descKey: "about.phase1Desc", status: "done" as const },
-    { titleKey: "about.phase2Title", descKey: "about.phase2Desc", status: "done" as const },
-    { titleKey: "about.phase3Title", descKey: "about.phase3Desc", status: "done" as const },
+  const phases: { titleKey: string; descKey: string; status: "done" | "current" | "upcoming" }[] = [
+    { titleKey: "about.phase1Title", descKey: "about.phase1Desc", status: "done" },
+    { titleKey: "about.phase2Title", descKey: "about.phase2Desc", status: "done" },
+    { titleKey: "about.phase3Title", descKey: "about.phase3Desc", status: "done" },
   ]
 
   return (