Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 12]

CBiomePainter	Points the TilemapVisualizer to specific Ground/Carpet/Wall tilemaps using reflection
CBiomeSequenceController	Listens for "special room solved" and builds the next biome; keeps simple run snapshots
CBiomeEntry	A single step in the sequence: biome profile + its special-room prefab
CBiomeSetup_SO	Authoring asset with map overrides and kind strings for a biome
CBiomeTransitionOverlay
CBiomeTransitionTrigger
CBreakableProp
CCarriedSpecialDisplay
CCornerStrategy
CCursedBiomeController	Binds to the current special room solver and deals damage after a grace period
CCursedItemRespawnManager
CCursedItemsSolver
CCutscene_MainStory
CDungeonController	Central owner that builds the dungeon, wires systems, and raises runtime events
CDungeonGrid	Backing 2D grid for dungeon generation and queries
CDungeonMapIndex	Shared container with per room indices and quick cell lookups
CRoomIndex
CFirstPickupHintListener
CFollowTarget2D
CGhostHintAgent
CGhostHintController
CGhostHintDB
CBiomeHints
CHint
CGhostHintTrigger
CGhostOnPlayerSpawn
CGhostPrefabSet
CEntry
CGridPos
CHealthUI
CHeartsBar
CHeartsUIController
CInteriorStrategy
CInventoryUI
CIRoomCarver
CISpecialSolver
CItem
CItemVisualDB
CEntry
CKindTile
CKindTile_DB
CLeverListener
CLeverRoomSolver
CLightAim
CMusicPlayer
CBiomeAudio
CPickupItem
CPickupItemDefaults
CPickupTextUI
CPlacementMods	Optional placement overrides for a single spawn
CPlayerHealth
CPlayerInventory
CSnapshot
CPlayerInventoryInput
CPlayerRoomTracker
CPortalExit	Loads the configured ending scene after (an optional) delay
CPriorityQueue< TElement, TPriority >
CPropDropTags
CPropPopulator
CDropPolicy
CPropStrategyBase	Abstract strategy that orders/filters candidate cells for prop placement
CSimpleProp	Minimal prop definition for a single placement rule
CQuitAfterCutscene
CQuitButton
CRoom	Immutable room bounds/center plus a mutable RoomInfo payload
CRoomAdapter
CRoomInfo	Derived room features (interior, edges, corner anchors, entrances, reservations)
CSceneLoader
CSceneMusic
CSfxController
CSpawnSelector
CSpecialRoomCompleteBroadcaster
CSpecialRoomPlanner
CForcedLink
CPlan
CSpecialRoomSeeder
CSeedInfo	Data returned after seeding: tilemaps, occupied rect and (optional) broadcaster
CSpikeTrap
CSwordDoor
CSwordRoomSolver
CTilemapClearer
CTilemapVisualizer
CToggleSpriteOnUse
CTopDownController
CTrapManager	Spawns and positions traps per room using filters and counts
CTypeWriterEffect
CWallStrategy