feat(sasch40): add retro birthday game subproject and k8s deployment

- Add Vue 3 + Vite + TypeScript retro game: 'Saschas Kronkorken Kreuzzug: 40 Jahre Bass & Gerstensaft'
- Add dynamic GameBoy layout: controls visible only during arcade modes, fullscreen during dialogue and tavern
- Add QR code welcome & prequel screen with lore, feature preview, and audio hints
- Add competitive party highscore and ranking breakdown on royal certificate
- Add dedicated individual 1:1 character portraits for Sascha, Verena, NAT, Hansi, Mop, Lutz, Armend, Amy, Mane, Pü, and Mario
- Add Dockerfile, Makefile, and K8s deployment at sasch40.haumdaucher.de
- Update openclaw timeout configuration

projects/sasch40/frontend/src/style.css

@@ -0,0 +1,28 @@
+:root {
+  font-family: 'MedievalSharp', serif, system-ui;
+  line-height: 1.5;
+  font-weight: 400;
+  color-scheme: dark;
+  background-color: #0f0a07;
+  color: #fef3c7;
+}
+
+* {
+  box-sizing: border-box;
+  margin: 0;
+  padding: 0;
+  -webkit-touch-callout: none;
+  -webkit-tap-highlight-color: transparent;
+}
+
+body, html {
+  width: 100%;
+  height: 100%;
+  overflow: hidden;
+  touch-action: manipulation;
+}
+
+button {
+  user-select: none;
+  outline: none;
+}