feat: Provides a new reading scheme for profile privacy through environment variables

[cubxxw]

🔍 What type of PR is this?

/kind documentation
/kind feature

**about fix make init
/kind bug

👀 What this PR does / why we need it:

• My pull request adheres to the code style of this project
• My code requires changes to the documentation
• I have updated the documentation as required
• All the tests have passed

Could you please help me write a PR description? The task is to modify the code logic by changing the password reading strategy from the configuration file to reading from environment variables. The PR should have the following title: "feat: Provides a new reading scheme for profile privacy through environment variables". Thank you so much for your assistance!

🅰 Which issue(s) this PR fixes:

Fixes #1516
Resolves #1496,

Mysql -> Mongo
Fixes #1505

📝 Special notes for your reviewer:

🎯 Describe how to verify it

📑 Additional documentation e.g., RFC, notion, Google docs, usage docs, etc.:

[sweep-ai]

Apply Sweep Rules to your PR?

• Apply: All new business logic should have corresponding unit tests.
• Apply: Refactor large functions to be more modular.
• Apply: Add docstrings to all functions and file headers.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (c0194f6) 4.88% compared to head (037c165) 4.88%.

Additional details and impacted files

@@          Coverage Diff          @@
##            main   #1520   +/-   ##
=====================================
  Coverage   4.88%   4.88%           
=====================================
  Files         42      42           
  Lines       3787    3787           
=====================================
  Hits         185     185           
  Misses      3592    3592           
  Partials      10      10           

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