Instagram clone with Android Jetpack Compose, Firebase, MVVM

Implement a create or update user profile function in Firestore, using the current user's uid and fields like name, username, bio, and image URL, updating or creating as needed.

Navigate between login and signup screens using a nav controller in Jetpack Compose, with a navigate function that pops up to the destination and launches single top.

Upload profile and post images with a view model and Firebase storage, updating profile data via the image download URL and a profile image UI with an activity result launcher.

Split post descriptions into lowercase keywords and filter out filler words to enable Firestore-based search. Store these keywords with each post on creation and use them to power search screen.

Create a feed screen with a top user image and a single-column post list in jetpack compose, loading personalized posts from the view model and showing a loading spinner.

Implement a like animation in a Jetpack Compose composable, animating a heart between small and large sizes with a spring transition. Double-tap triggers a red or gray heart over images.

Implement getComments(postId) in the IG view model to fetch and sort comments by timestamp from Firestore's comments collection, display them on the single post screen, and refresh after new comments.

Build a comments screen for an Instagram clone. Display a centered progress spinner, an empty state, and a lazy column of CommentRow items for username and text.

Wrap up the Instagram clone built with Android Jetpack Compose, Firebase, and MVVM, reviewing implemented screens like login, my post, edit profile, search, feed, single post, navigation, and Hilt integration.

Conclude by using the resulting application as a portfolio example, continuing to add features, and sharing or publishing it for personal use.