2025-07 monthly summary for frontend and backend work in isd-sgcu/fdrpkm68-frontend and isd-sgcu/fdrpkm68-backend. Focused on delivering a complete RPKM workflow, robust data flows for groups/ownership, and UI polish that drives business value while improving reliability and developer efficiency. Key features delivered: - RPKM Core and Mock Pages: implemented RPKM structure and created house-picking and group-picking mock pages (commit references: 9ec1aec39e61bd43576ecde4a3bf4a50699c98be; 5e6a9af04eb9c772a493edbe29935294bf182768; a29db6c92fb0395130a4779fcb72116b99ccd814). - House Images Asset Integration: added house images assets (6303fd4643d9ca3dac4e2cf3320d63a9c42dff42). - House Flow, Popup, and Local Storage: implemented Picking House Flow, House Popup Information, Save Houses in localStorage, Confirm Popup, and Shuffle Houses (773224ac509806afdabd3df33e14d0fefc38a97; 66557c88f77047e14d41be020ba14197f8e64e8c; 14dd5611974d691a130fb88f858ab09bc9f76cfc; 998e6a0fdb6243b42e37cb64fbfeceb7823b4f29; 075e8cdf5e6202ee3b85f296b058b3da7670537b). - User and Group Data Enhancements: User Profile Page, House Ownership Data Feature, GetProfile, GetGroupData, GetGroupByGroupId, and Group model enhancement with resultHouseId (65d66b69cd9e031114af0d6b56d270c2a9db01ca; 6d7b23d559b9c56271faa5ecc5745f458d48b079; 7a5a9afbacec3ae3a9a2f9bdd6da36fd35122f70; 7601e8375a2ab109dc762cf218460802a70ec020; b8d9fd9fde58af84c9baf9fec6a8528f514c17d3). - Backend/API improvements: Get Group by Invite Code enhancements with privacy checks; Get Group Details by ID with auth/validation; endpoint method change to POST for sensitive calls (56df7684c1adb3fd8873dc8d85b99fd0d37eaaa0; e1e29f6a275ce60227f3208e38e93ffd377249c5; f7db2f90d2d741f3f5247aa633f9513ded663bdb; 7a13621feb212852e7b5d2f8645994f5f79586d8; b5c974824ef4424e382d6b04feff7f327231c20c). - Build/config and tooling improvements: tsconfig.json update; pre-push fixes; merge conflict resolution (pnpm vs npm); auth.ts scaffolding and related fixes (dbb40b5946c5ae2361f341be357b1b0b1ad67d55; 40245f4b98a16869a1a4bf2e57ef141ba74f8988). - UI/UX polish and accessibility: Design updates (#1), Apply Frame to Group Picker; Apply Frame to House Picker; Responsive UI fixes; Map/NAVBAR/Popup/UI alignment fixes; Sponsor Banner feature; Display Result House improvements. Major bugs fixed: - Localization and UI: Thai activity label; English localization text; House description updates; UI alignment for House Info Popup; popup centering; responsive behavior fixes; map and navbar rendering issues; pre-push related and merge-conflict fixes; PNG filename casing; build and route issues. - UX reliability: Correct handling of selected houses; healthz endpoint health status; user token handling; cleanup after submission; leaveGroup logic; pre-push hooks correctly wired. - Data integrity/security: Auth token handling; getGroupByGroupId and getGroupByInviteCode privacy controls; capacity updates; data setup corrections; Group results linkage. Overall impact and accomplishments: - Accelerated feature delivery for end-to-end house selection and ownership workflows with persistent UI state, improved data integrity, and stronger security checks. - Improved reliability and developer experience through build/test tooling improvements, conflict resolution, and clearer API boundaries. - Positioned for scalable growth in group ownership features, with a more maintainable data model and localized UX across languages. Technologies and skills demonstrated: - TypeScript, frontend/backend API design, localStorage persistence, authentication flow, and data modeling (Group, resultHouseId). - Build tooling and config: tsconfig.json, pre-push hooks, dependency/merge conflict resolution (pnpm vs npm). - Localization and responsive UI engineering, accessibility considerations, and efficient UI state management.