feat: Modify the color of the svg icon in the header according to the selected state and feat: extract routing information from the knowledge base into constants (#51)

* feat: Modify the color of the svg icon in the header according to the selected state

* feat: add translation icon to header

* feat: shorten the route length of the knowledge base

* feat: extract routing information from the knowledge base into constants

web/src/assets/svg/chat-star.svg

@@ -1,11 +1,11 @@
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-            stroke="black" stroke-width="1.68874" stroke-linecap="round" stroke-linejoin="round" />
+            stroke="currentColor" stroke-width="1.68874" stroke-linecap="round" stroke-linejoin="round" />
     </g>
     <defs>
-        <clipPath id="clip0_1164_5493">
+        <clipPath id="clip0_1190_5382">
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