feat: Create Update Member API + Implement Member API unit tests

[jinyoungbang]

What does this PR do?

• Created get member by id API

Type of change

• Fix: Bug fix (non-breaking change which fixes an issue)
• Refactor: Any code refactoring
• Chore: technical debt, workflow improvements
• Feature: New feature (non-breaking change which adds functionality)
• Documentation: This change requires a documentation update
• Merge: Pushing features to an upper envrironment

Tests Performed

Screenshots

Additional Comments

[github-actions]

☂️ Python Coverage

current status: ✅

Overall Coverage

Lines	Covered	Coverage	Threshold	Status
2004	1501	75%	70%	🟢

New Files

File	Coverage	Status
tests/api/test_members.py	100%	🟢
TOTAL	100%	🟢

Modified Files

File	Coverage	Status
chalicelib/api/members.py	100%	🟢
chalicelib/services/MemberService.py	36%	🟢
tests/test_decorators.py	100%	🟢
tests/test_dynamodb.py	100%	🟢
TOTAL	84%	🟢

updated for commit: 70dea1a by action🐍