Chatroom features

[Anushkaagrawal22]

📌 Summary This PR introduces location sharing and message reactions to enhance user engagement. Users can now send their current location in chat and react to messages with emojis.

🛠 Changes Made ✅ Added Location Sharing: ✅ Integrated geolocator for fetching user location. ✅ Implemented UI button for sending location. ✅ Handled location permissions. ✅ Added Reactions Feature: ✅ Added emoji picker for selecting reactions.

🚀 How to Test 1️⃣ Location Sharing: Navigate to chat. Click the 📍 Location button and allow permissions. Verify that the location is sent and displayed correctly. Send location by clicking on the button present at top

2️⃣ Reactions: Select an emoji reaction. Confirm the reaction updates in real-time.

✅ Final Notes This update improves user interaction and lays the groundwork for future enhancements like live location sharing and custom emoji reactions. Let me know if any changes are needed! 🚀

Screenshots (if applicable):

#489