feat(pg-migration): Add Postgres Migration Support for Funds & Fundraising Campaigns in orgDashboard

[Bittukr7479]

What kind of change does this PR introduce?

Issue Number:

Fixes #3561

Snapshots/Videos:

(https://github.com/user-attachments/assets/ff0d25f7-3177-4a14-b30c-057cfca974f7)

If relevant, did you update the documentation?

Summary

Does this PR introduce a breaking change?

Checklist

CodeRabbit AI Review

• [x] I have reviewed and addressed all critical issues flagged by CodeRabbit AI
• [x] I have implemented or provided justification for each non-critical suggestion
• [x] I have documented my reasoning in the PR comments where CodeRabbit AI suggestions were not implemented

Test Coverage

• [x] I have written tests for all new changes/features
• [x] I have verified that test coverage meets or exceeds 95%
• [x] I have run the test suite locally and all tests pass

Other information

Have you read the contributing guide?

Summary by CodeRabbit

• New Features

  • Campaign and fund forms now enforce improved date validations and pre-populate default values for better scheduling.
  • Listings for campaigns and funds have been restructured for more organized, paginated displays.
  • New GraphQL queries added for fetching specific funds and their associated campaigns.

• Bug Fixes

  • Enhanced error handling for GraphQL queries to ensure users receive appropriate feedback.

• Refactor

  • Data fetching and presentation logic have been streamlined to provide a more consistent and efficient user experience.
  • Updates to GraphQL mutations and queries enhance clarity and standardization in data handling.

• Style

  • Navigation enhancements include a fully expanded options list with updated scrollbar feedback for improved usability.