refactoring the api endpoints to be separate files to reduce context usage

apps/server/src/routes/fs/index.ts

@@ -0,0 +1,42 @@
+/**
+ * File system routes
+ * Provides REST API equivalents for Electron IPC file operations
+ */
+
+import { Router } from "express";
+import type { EventEmitter } from "../../lib/events.js";
+import { createReadHandler } from "./routes/read.js";
+import { createWriteHandler } from "./routes/write.js";
+import { createMkdirHandler } from "./routes/mkdir.js";
+import { createReaddirHandler } from "./routes/readdir.js";
+import { createExistsHandler } from "./routes/exists.js";
+import { createStatHandler } from "./routes/stat.js";
+import { createDeleteHandler } from "./routes/delete.js";
+import { createValidatePathHandler } from "./routes/validate-path.js";
+import { createResolveDirectoryHandler } from "./routes/resolve-directory.js";
+import { createSaveImageHandler } from "./routes/save-image.js";
+import { createBrowseHandler } from "./routes/browse.js";
+import { createImageHandler } from "./routes/image.js";
+import { createSaveBoardBackgroundHandler } from "./routes/save-board-background.js";
+import { createDeleteBoardBackgroundHandler } from "./routes/delete-board-background.js";
+
+export function createFsRoutes(_events: EventEmitter): Router {
+  const router = Router();
+
+  router.post("/read", createReadHandler());
+  router.post("/write", createWriteHandler());
+  router.post("/mkdir", createMkdirHandler());
+  router.post("/readdir", createReaddirHandler());
+  router.post("/exists", createExistsHandler());
+  router.post("/stat", createStatHandler());
+  router.post("/delete", createDeleteHandler());
+  router.post("/validate-path", createValidatePathHandler());
+  router.post("/resolve-directory", createResolveDirectoryHandler());
+  router.post("/save-image", createSaveImageHandler());
+  router.post("/browse", createBrowseHandler());
+  router.get("/image", createImageHandler());
+  router.post("/save-board-background", createSaveBoardBackgroundHandler());
+  router.post("/delete-board-background", createDeleteBoardBackgroundHandler());
+
+  return router;
+}