Update - November 27 Unconquerable Regions and More map icons

[h3]Unconquerable Regions[/h3] [list] [*]Added three new types of unconquerable territories: ・Gobi ・Desert ・Tundra[/*] [*]New visible markers appear after map generation[/*] [*]Added environmental indicators: ・Cactus icons for desert regions ・Mountain/Highland icons for elevated terrain[/*] [/list] [h3]Map Editor Enhancements[/h3] [list] [*]New features in Map Editor -> Edit Ecology: ・Draw unconquerable regions ・Access region management panel[/*] [*]Region customization options: ・Color adjustment ・Name modification[/*] [/list] [h3]Interface Updates[/h3] [list] [*]Extended nation information panel: ・Added more detailed national statistics ・Enhanced information display[/*] [/list] [h3]Terrain Editing Improvements[/h3] [list] [*]New height modification features: ・Modify terrain height in existing nations' territories ・Unified red-yellow-white color scheme for height editing[/*] [*]Enhanced nation regeneration: ・Preserves manual province distributions ・Maintains custom province names[/*] [/list] [h3]Ecology System Enhancement[/h3] [list] [*]New ecology editing features for blank maps: ・Edit ecological features before nation generation ・Preserve custom ecology when generating nations[/*] [/list] [h3]System Improvements[/h3] [list] [*]Enhanced pathfinding logic for armies: ・Automatic avoidance of tundra regions ・Automatic avoidance of desert areas ・Automatic avoidance of Gobi terrain[/*] [/list] [h2]Future Development Plans[/h2] We will be working on updates for puppet states, alliances, religions, cultural map displays, and doubling the current number of tiles.