style(frontend): remove the welcome message in the code editor (#1324)

* style(frontend): remove the welcome message in the code editor

I don't feel like we need this and it can be confusing since there is no file called "welcome". Also, the chat window already has a welcome message.

* lint

* remove empty checks

---------

Co-authored-by: Jim Su <jimsu@protonmail.com>

frontend/src/components/CodeEditor.tsx

@@ -3,13 +3,13 @@ import { Tab, Tabs } from "@nextui-org/react";
 import type { editor } from "monaco-editor";
 import React, { useState } from "react";
 import { useDispatch, useSelector } from "react-redux";
-import { RootState } from "#/store";
 import { selectFile } from "#/services/fileService";
 import { setCode } from "#/state/codeSlice";
+import { RootState } from "#/store";
 import FileExplorer from "./file-explorer/FileExplorer";
 
 function CodeEditor(): JSX.Element {
-  const [selectedFileName, setSelectedFileName] = useState("welcome");
+  const [selectedFileName, setSelectedFileName] = useState("");
 
   const dispatch = useDispatch();
   const code = useSelector((state: RootState) => state.code.code);
@@ -60,23 +60,15 @@ function CodeEditor(): JSX.Element {
           aria-label="Options"
         >
           <Tab
-            key={
-              selectedFileName === ""
-                ? "Welcome"
-                : selectedFileName.toLocaleLowerCase()
-            }
-            title={!selectedFileName ? "Welcome" : selectedFileName}
+            key={selectedFileName.toLocaleLowerCase()}
+            title={selectedFileName}
           />
         </Tabs>
         <div className="flex grow">
           <Editor
             height="100%"
-            path={
-              selectedFileName === ""
-                ? "welcome.txt"
-                : selectedFileName.toLocaleLowerCase()
-            }
-            defaultValue="# Welcome to OpenDevin!"
+            path={selectedFileName.toLocaleLowerCase()}
+            defaultValue=""
             value={code}
             onMount={handleEditorDidMount}
           />

frontend/src/state/codeSlice.ts

@@ -4,7 +4,7 @@ import { IFlatMetadata } from "react-accessible-treeview/dist/TreeView/utils";
 import { WorkspaceFile } from "#/services/fileService";
 
 export const initialState = {
-  code: "# Welcome to OpenDevin!",
+  code: "",
   selectedIds: [] as number[],
   workspaceFolder: { name: "" } as WorkspaceFile,
 };