**Refactor imports and improve type annotations**

- Adjusted import statements across the codebase to align with consistent use of `type`.
- Unified usage of `EventSource` initialization.
- Introduced `RootDeps` type for shared dependencies.
- Commented out unused VitePWA configuration.
- Updated proxy target URLs in Vite configuration.

packages/client/src/components/chat/lib/exportConversationAsMarkdown.ts

@@ -1,6 +1,6 @@
 // Function to generate a Markdown representation of the current conversation
 import { type IMessage } from "../../../stores/ClientChatStore";
-import { Instance } from "mobx-state-tree";
+import { type Instance } from "mobx-state-tree";
 
 export function formatConversationMarkdown(
   messages: Instance<typeof IMessage>[],

packages/client/src/components/chat/messages/MessageEditorComponent.tsx

@@ -1,8 +1,8 @@
-import React, { KeyboardEvent, useEffect } from "react";
+import React, {type KeyboardEvent, useEffect } from "react";
 import { Box, Flex, IconButton, Textarea } from "@chakra-ui/react";
 import { Check, X } from "lucide-react";
 import { observer } from "mobx-react-lite";
-import { Instance } from "mobx-state-tree";
+import { type Instance } from "mobx-state-tree";
 import Message from "../../../models/Message";
 import messageEditorStore from "../../../stores/MessageEditorStore";
 

packages/client/src/components/code/CodeBlock.tsx

@@ -1,4 +1,4 @@
-import React, { useState, useEffect, useCallback, useMemo } from "react";
+import React, { useState, useEffect, useCallback } from "react";
 import { buildCodeHighlighter } from "./CodeHighlighter";
 
 interface CodeBlockProps {