{"message":"Document Management API is running!","endpoints":{"auth":{"register":"POST /auth/register","login":"POST /auth/login","ssoMint":"POST /auth/sso-mint","ssoExchange":"POST /auth/sso-exchange"},"documents":"POST /documents/upload, GET /documents, DELETE /documents/:id","categories":"POST /categories, GET /categories, DELETE /categories/:id","collections":"POST /collections, GET /collections, DELETE /collections/:id","notes":{"save":"POST /notes/save","get":"GET /notes/:documentId","saveConnections":"POST /notes/connections","getConnections":"GET /notes/connections/:documentId","delete":"DELETE /notes/:documentId"}}}