feat: Add start screen

- Rename existing ui start screen to tile
- Add start screen
- Search input for DuckDuckGo
- Unfinished portal content

source/style/modules/_start.scss

@@ -0,0 +1,15 @@
+@use "../../hippie-style/hippie";
+
+.body_start {
+	main {
+		@extend .sec_main_center;
+	}
+
+	#www-search {
+		input[type="text"] {
+			flex: 1;
+			padding: hippie.$padding_basic;
+			line-height: hippie.$line_text_basic;
+		}
+	}
+}