pull-request.md

1. What problem does this PR solve?

Example: Closes: #[ISSUE_NUMBER]

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2. Description of Changes

...

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3. How can this be tested

1. Check out this branch.
2. Log in as a test user (user@test.com / 123456).
3. Navigate to the /profile route.
4. Click "Upload Photo" and select an image.
5. Verify the photo updates.
6. Verify in the database that the user.avatarUrl field has changed.

Evidence (Screenshots/GIFs/Videos):

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4. Author's Checklist

• My code follows the project's style guides (e.g., npm run lint passes with no errors).
• I have run existing tests and they all pass (e.g., npm run test).
• I have added new tests that cover my changes (if applicable).
• I have updated relevant documentation (e.g., README, Postman, Swagger).
• There is no "WIP" (Work in Progress) in the title or unnecessary commented-out code.
• I have reviewed my own changes (checked the "diff") to avoid including junk files or console.logs.