Task 4: InventoryController.Bind + Populate: find-by-id bind for the 7 inventory
element ids, configure grid (6 cols x 32px) + container list, partition
GetContents(player) into loose items (contentsGrid) vs side bags (containerList),
populate main-pack cell in topContainer, subscribe ObjectAdded/Moved/Removed/Updated
for live rebuilds. Handles both Ingest-indexed (production) and AddOrUpdate-direct
(test) paths via fallback scan.
Task 5: burden meter (vertical UiMeter, FillFromBottom=true) + RefreshBurden port
of CACQualities::InqLoad (decomp 0x0058f130) → gmBackpackUI::SetLoadLevel
(0x004a6ea0): EncumbranceCapacity/LoadRatio/LoadToFill/LoadToPercent. Three
AttachCaption overlays (Burden, Contents of Backpack, %text). 5 tests all green.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>