feat(colophon): thank Game-Time-Master for the reset clocks

Every server's reset hour and offset was checked against it, so it is
credited beside the schedules' sources.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/client/components/Colophon.tsx

@@ -83,6 +83,20 @@ export const IDEA_CREDITS = [
   },
 ] as const;
 
+/**
+ * Where the daily reset clocks come from.
+ *
+ * Every game's reset hour and server offset in `games.ts` was checked against
+ * Game-Time-Master, which keeps a zone and a reset time for each server of each
+ * game. The values are transcribed facts, not its code — it is GPL-3.0 and
+ * nothing of it ships here — so this is thanks, beside the schedules' sources,
+ * rather than a NOTICE entry.
+ */
+export const RESET_CLOCK_CREDIT = {
+  name: "Game-Time-Master",
+  url: "https://github.com/cicerakes/Game-Time-Master",
+} as const;
+
 /**
  * How many lagging games to name before summarising the rest.
  *
@@ -375,6 +389,18 @@ export function Colophon({
             ))}
             {", whose editors compile and maintain the event calendars this reads from. The schedules are their work; this page only rearranges them."}
           </p>
+          <p className="mt-2">
+            To{" "}
+            <a
+              href={RESET_CLOCK_CREDIT.url}
+              target="_blank"
+              rel="noreferrer noopener"
+              className={LINK}
+            >
+              {RESET_CLOCK_CREDIT.name}
+            </a>
+            , whose per-server reset times set every daily clock here.
+          </p>
           <p className="mt-2">
             And to{" "}
             {studios.map((studio, i) => (