chore: updated readme

README.md

@@ -5,3 +5,35 @@
 A Duolingo alternative for language learners who seek a more personalized and efficient journey to fluency.
 
 Built with [`create-t3-app`](https://create.t3.gg/).
+
+## TODO:
+
+### Backend
+
+- Create a Profile model that includes
+  - clerkId
+  - currentCourse
+  - courseHistory
+
+### Frontend
+
+- Landing page:
+
+- Home:
+
+- Courses:
+
+  - language select page + currently selected language as part of the current user data
+
+- Lesson:
+
+- Practice:
+
+- Profile:
+
+- Settings:
+
+## Maybe
+
+- https://github.com/ploskovytskyy/next-app-router-trpc-drizzle-planetscale-edge/blob/main/src/middleware.ts#L2
+- https://clerk.com/docs/components/customization/overview#use-tailwind-classes-to-style-clerk-components