chore: update color style

src/App.svelte

@@ -18,7 +18,7 @@
 
 <main
   class="h-full p-4 overflow-auto text-xs border-2 rounded-md sm:text-sm md:text-base"
-  style={`background-color: ${$theme.background}; color: ${$theme.foreground}; border-color: ${$theme.green};`}
+  style={`background-color: ${$theme.background}; color: ${$theme.foreground};`}
 >
 
   <History />

src/utils/commands.ts

@@ -130,5 +130,7 @@ to share insights, generate new ideas, and network with one another. The
 Peripatetic School — simply referred to as the Peripatos after the ancient
 walkway of the Acropolis — was an informal institution of ancient Greece
 where members conducted philosophical and scientific inquiries.
+
+Type 'help' to see list of available commands.
 `,
 };

themes.json

@@ -1570,7 +1570,7 @@
     "blue": "#458588",
     "purple": "#b16286",
     "cyan": "#689d6a",
-    "white": "#a89984",
+    "white": "#9e9ea9",
     "brightBlack": "#928374",
     "brightRed": "#fb4934",
     "brightGreen": "#b8bb26",