feat: add Google Photos MCP server with non depriciated APIs

[Priyanshuthapliyal2005]

Description

Added a Google Photos MCP server implementation using non-deprecated Google Photos APIs with full OAuth 2.0 support.
This update includes:

1. Initial Google Photos MCP server implementation.
2. Integration with the Google Photos Picker API.
3. Updated OAuth token generation & refresh handling.
4. Configuration via environment variables for client ID, secret, redirect URI, and scopes.

Related issue

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New MCP feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Other (please specify)

How has this been tested?

(Add screenshots or recordings here if applicable.)

Recording.2025-08-11.175027.mp4

Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing tests pass locally with my changes

[Priyanshuthapliyal2005]

@xiangkaiz @zihaolin96 can you review this pr

[udaykakade25]

Hey @Priyanshuthapliyal2005 , Thanks for the PR
Can you refactor this MCP to match with our existing server infra.

[Mayank-MSJ-Singh]

Your code is good, but i would like you to follow this structure,

Plus, I would like you to update your code, like this server -
https://github.com/Klavis-AI/klavis/tree/main/mcp_servers/mixpanel

after that, we will merge it, Please study the code of mixpanel first

[Priyanshuthapliyal2005]

Your code is good, but i would like you to follow this structure,

Plus, I would like you to update your code, like this server - https://github.com/Klavis-AI/klavis/tree/main/mcp_servers/mixpanel

after that, we will merge it, Please study the code of mixpanel first

i have implemented the mixpanel structure and its working perfectly