Move the heightmap PNGs out of Content into RawContent/World

The editor offered to import them as textures on every start; source files for authoring scripts do not belong
under Content. create_world.py and generate_heightmap.py read them from RawContent/World/Heightmaps.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

CLAUDE.md

@@ -39,7 +39,7 @@ Claude Code at it. Reconnect with `/mcp` once the editor is up. Close the editor
 before a shell build.
 
 Off the ladder: `Content/Maps/L_World`, a ~200 km² world-partitioned landscape built by
-`Scripts/Authoring/create_world.py` from PNGs in `Content/World/Heightmaps/` (seeded by `generate_heightmap.py`)
+`Scripts/Authoring/create_world.py` from PNGs in `RawContent/World/Heightmaps/` (seeded by `generate_heightmap.py`)
 through `ULandscapeAuthoringLibrary` in the `SaltyEditor` module. It uses Elite_RockyMeadows' landscape material.
 No gameplay code references it; the gym is still the test level.
 

Docs/Worklog.md

@@ -7,7 +7,7 @@ the reasoning lives in the specs, this is the memory.
 
 - 2026-09-16 — Off the ladder, at the user's request: `L_World`, a world-partitioned ~200 km² landscape from a
   seeded heightmap. `Scripts/Authoring/generate_heightmap.py` (numpy, in `Scripts/Authoring/.pylib` via
-  `bootstrap-pylib.sh`) writes 16-bit height and 8-bit weight PNGs to `Content/World/Heightmaps/`;
+  `bootstrap-pylib.sh`) writes 16-bit height and 8-bit weight PNGs to `RawContent/World/Heightmaps/`;
   `create_world.py` rebuilds the level from them through `ULandscapeAuthoringLibrary` in the new `SaltyEditor`
   module, because the engine exposes no landscape creation to Python. Elite_RockyMeadows' landscape material and
   three layer infos. Swap the terrain by replacing the PNGs and rerunning. Nothing in gameplay references it.

Scripts/Authoring/create_world.py

@@ -1,5 +1,5 @@
 """Builds /Game/Maps/L_World: a world-partitioned level with a ~200 km2 landscape from the heightmap PNGs in
-Content/World/Heightmaps/, the Elite_RockyMeadows landscape material, daylight and a player start. Rebuilds
+RawContent/World/Heightmaps/, the Elite_RockyMeadows landscape material, daylight and a player start. Rebuilds
 from scratch every run; the level is a product of this script and the PNGs, never hand-edited.
 
   UnrealEditor-Cmd.exe Salty.uproject -run=pythonscript -script=Scripts/Authoring/create_world.py
@@ -21,7 +21,7 @@ sys.path.insert(0, HERE)
 sys.path.insert(0, os.path.join(HERE, ".pylib"))
 
 LEVEL_PATH = "/Game/Maps/L_World"
-HEIGHTMAP_DIR = os.path.normpath(os.path.join(HERE, "..", "..", "Content", "World", "Heightmaps"))
+HEIGHTMAP_DIR = os.path.normpath(os.path.join(HERE, "..", "..", "RawContent", "World", "Heightmaps"))
 HEIGHTMAP = os.path.join(HEIGHTMAP_DIR, "L_World_Height.png")
 PACK = "/Game/Elite_RockyMeadows"
 LANDSCAPE_MATERIAL = f"{PACK}/Materials/M_Landscape_Main_Inst_RockyMeadows02"

Scripts/Authoring/generate_heightmap.py

@@ -1,7 +1,7 @@
 """Generates a seeded heightmap and three weightmaps for L_World, as 16-bit and 8-bit greyscale PNGs.
 
 Pure numpy, no engine: run it with any Python that has numpy, or let create_world.py call it. The output is
-plain files under Content/World/Heightmaps/, so swapping the terrain later is dropping in a different PNG of
+plain files under RawContent/World/Heightmaps/, so swapping the terrain later is dropping in a different PNG of
 any resolution and rerunning create_world.py; nothing else in the project knows how the terrain was made.
 
   UE_5.8/Engine/Binaries/ThirdParty/Python3/Win64/python.exe Scripts/Authoring/generate_heightmap.py [--seed N] [--size 4033]
@@ -21,7 +21,7 @@ HERE = os.path.dirname(os.path.abspath(__file__))
 sys.path.insert(0, os.path.join(HERE, ".pylib"))
 import numpy as np  # noqa: E402
 
-OUT_DIR = os.path.normpath(os.path.join(HERE, "..", "..", "Content", "World", "Heightmaps"))
+OUT_DIR = os.path.normpath(os.path.join(HERE, "..", "..", "RawContent", "World", "Heightmaps"))
 SEA_LEVEL = 0.18          # fraction of the 16-bit range that is sea; create_world.py places the water plane here
 PAD_RADIUS_FRACTION = 0.01  # flat spawn pad, as a fraction of the map width