Add search and pagination to admin list pages (Feature A)

- Add shared list-controls.js for live search filtering and show-5-more pagination
- Add list-search-block and list-row styles to style.css
- Apply search + pagination to Production Jobs list
- Apply search + pagination to Station Inventory list
- Order Instruction Photos by most recently uploaded; switch to compact
  name-only list with click-to-expand photo preview, plus search + pagination
- Apply search + pagination to Warehouse Transfer Requests list
- Update models.py to support uploaded_at ordering for InstructionPhoto