feat: Add clock screen

- New screen for a ring clock
- Add a canvas with the first ring
- No functionality yet

source/style/demo.scss

@@ -14,4 +14,5 @@
 @use "modules/songbook/songbook_module";
 @use "modules/demo/demo_module";
 @use "modules/start";
+@use "modules/clock";
 // @use "modules/YOUR-MODULE/YOUR-FILES";

source/style/modules/_clock.scss

@@ -0,0 +1,9 @@
+@use "../../hippie-style/hippie";
+
+.body_clock {
+	main {
+		@extend .sec_main_center;
+		display: flex;
+		justify-content: center;
+	}
+}