chore: Move all routes under routes directory (#2513)

closes #2504

server/routes/api/middlewares/editor.js

@@ -0,0 +1,27 @@
+// @flow
+import { type Context } from "koa";
+import pkg from "rich-markdown-editor/package.json";
+import semver from "semver";
+import { EditorUpdateError } from "../../../errors";
+
+export default function editor() {
+  return async function editorMiddleware(ctx: Context, next: () => Promise<*>) {
+    const clientVersion = ctx.headers["x-editor-version"];
+
+    // If the editor version on the client is behind the current version being
+    // served in production by either a minor (new features), or major (breaking
+    // changes) then force a client reload.
+    if (clientVersion) {
+      const parsedClientVersion = semver.parse(clientVersion);
+      const parsedCurrentVersion = semver.parse(pkg.version);
+
+      if (
+        parsedClientVersion.major < parsedCurrentVersion.major ||
+        parsedClientVersion.minor < parsedCurrentVersion.minor
+      ) {
+        throw new EditorUpdateError();
+      }
+    }
+    return next();
+  };
+}