Rename entrypoint to main.ts. Tweak text contrast

svelte/src/layout/ToggleButton.svelte

@@ -54,7 +54,7 @@ const click = (e: MouseEvent) => {
 	flex: 0 0 content;
 }
 .on {
-	color: var(--accent_color);
+	color: var(--link_color);
 }
 .off {
 	color: var(--red_color);

svelte/src/layout/checkout/PickAmount.svelte

@@ -280,7 +280,7 @@ const submit = async (e: SubmitEvent) => {
 
 <style>
 .date {
-	color: var(--accent_color);
+	color: var(--link_color);
 }
 /* layout.css collapses the table borders, which makes the browser ignore any
    padding on the table itself. The cells line the table up with the rest of