Global search: Cmd/Ctrl-K palette for teams and matches

A keyboard-first palette (plus a header button) that jumps to any team
page or match page — arrow keys, enter, esc; flags and kickoff days in
the results. Pure client, searches the snapshot already in memory.

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

src/lib/i18n/de.ts

@@ -102,6 +102,12 @@ export const de: Dict = {
     lineups: "Aufstellungen",
     keyPlayers: "Schlüsselspieler (beste Torschützen aller Zeiten)",
   },
+  search: {
+    title: "Suche",
+    placeholder: "Team oder Spiel…",
+    hint: "Mindestens zwei Buchstaben tippen — Teams und Spiele.",
+    noResults: "Nichts gefunden.",
+  },
   notFound: {
     message: "Ball im Aus — diese Seite gibt es nicht.",
     backToLive: "Zurück zu Live",

src/lib/i18n/en.ts

@@ -101,6 +101,12 @@ export const en = {
     lineups: "Lineups",
     keyPlayers: "Key players (all-time top scorers)",
   },
+  search: {
+    title: "Search",
+    placeholder: "Team or match…",
+    hint: "Type at least two letters — teams and matches.",
+    noResults: "Nothing found.",
+  },
   notFound: {
     message: "Off the pitch — this page doesn't exist.",
     backToLive: "Back to Live",