chore: add lobster CLI banner art

src/cli/banner.ts

@@ -33,6 +33,41 @@ export function formatCliBannerLine(
   return `${title} ${version} (${commitLabel}) — ${tagline}`;
 }
 
+const LOBSTER_ASCII = [
+  "░████░█░░░░░█████░█░░░█░███░░████░░████░░▀█▀",
+  "█░░░░░█░░░░░█░░░█░█░█░█░█░░█░█░░░█░█░░░█░░█░",
+  "█░░░░░█░░░░░█████░█░█░█░█░░█░████░░█░░░█░░█░",
+  "█░░░░░█░░░░░█░░░█░█░█░█░█░░█░█░░█░░█░░░█░░█░",
+  "░████░█████░█░░░█░░█░█░░███░░████░░░███░░░█░",
+  "              🦞 FRESH DAILY 🦞",
+];
+
+export function formatCliBannerArt(options: BannerOptions = {}): string {
+  const rich = options.richTty ?? isRich();
+  if (!rich) return LOBSTER_ASCII.join("\n");
+
+  const colorChar = (ch: string) => {
+    if (ch === "█") return theme.accentBright(ch);
+    if (ch === "░") return theme.accentDim(ch);
+    if (ch === "▀") return theme.accent(ch);
+    return theme.muted(ch);
+  };
+
+  const colored = LOBSTER_ASCII.map((line) => {
+    if (line.includes("FRESH DAILY")) {
+      return (
+        theme.muted("              ") +
+        theme.accent("🦞") +
+        theme.info(" FRESH DAILY ") +
+        theme.accent("🦞")
+      );
+    }
+    return [...line].map(colorChar).join("");
+  });
+
+  return colored.join("\n");
+}
+
 export function emitCliBanner(version: string, options: BannerOptions = {}) {
   if (bannerEmitted) return;
   const argv = options.argv ?? process.argv;