feat: color

src/layouts/BaseLayout.astro

@@ -29,7 +29,7 @@ const {
     <Footer />
     <script is:inline>
       window.getTopicColor = function (topicName) {
-        switch (topicName) {
+        switch ((topicName || "").toLowerCase()) {
           case "software":
             return "#0073e6";
           case "algorithms":
@@ -37,7 +37,9 @@ const {
           case "meditations":
             return "#6a0dad";
           case "autonomous-racing":
-            return "#009975";
+            return "#3d8a44";
+          case "git":
+            return "#e67300";
           default:
             return "#000000";
         }