Null Safety Migration

[Mohitmadhav]

Description

Migrate the app to null safety with the latest flutter version: 2.5.2 and check which dependencies are incompatible.

Screenshots

None

Steps to Reproduce

Please provide detailed steps for reproducing the issue.

1. See https://dart.dev/null-safety/migration-guide
2. See how to fix the partially migrating dependencies
3. Make sure to follow the Linting rules ( analysis_options.yaml )
4. Resolve all the conflicts after null safety migration before making any commit.

Additional data

What changes can we make in linting after null safety migration?

[Phantom0001]

I can take a jab at this. :)

[Mohitmadhav]

@Phantom0001 you can take some reference from here: #76

And then fully migrate the app and resolve the dependency issues.

[ankitoscar]

@Phantom0001 since you have not given any update since the past week, I am unassigning this issue from you.

[keyurgit45]

@Mohitmadhav assign me this issue

[Mohitmadhav]

Cool @keyurgit45