- Add Where: header with zone description
- Add Location: line with quadrant and coordinates
- Add Nearby: line showing entities in viewport (not on player's tile)
- Add Exits: line showing available cardinal directions
- Replace 'Here:' with individual entity lines showing posture
- Replace 'Portals:' with individual 'You see {name}.' lines
- Add look <thing> routing to examine command
- Add comprehensive tests for new structured output
- Update existing tests to match new output format
Look command now displays portals separately from ground items.
Portals at the player's position are shown after ground items with
the format "Portals: name1, name2". This separates portals from
regular items since they serve a different purpose in gameplay.