[178] - feat: DigiLocker integration to fetch Aadhaar, PAN and Driving License

[piyushupadhyay19]

Summary

• Integrated DigiLocker OAuth 2.0 flow using PKCE for enhanced security.
• Implemented functionality for fetching Aadhaar data, issued documents, and individual document details via DigiLocker APIs
• Added UI components for document fetching (Aadhaar, PAN, Driving License) with data parsing and display.

Issue ticket number and link

• Issue [DMP 2024]: DigiLocker integration to verify Aadhaar & other identity documents and create a reusable VC in the ADEYA SSI wallet #178

Checklist before requesting a review

• All commits contain a DCO Signed-off-by line (we use the DCO GitHub app to enforce this).
• Self-review of code & No unnecessary commented-out code.
• All existing functionality remain intact.
• Updated the README if necessary..
• No hard-coded sensitive information.

[sonarcloud]

Quality Gate passed

Issues
9 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.5% Duplication on New Code

See analysis details on SonarCloud

[sonarcloud]

Quality Gate passed

Issues
2 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.8% Duplication on New Code

See analysis details on SonarCloud