Add world content: warden class, druids guild, sylvan race, town expansion, whispering_woods region

Made-with: Cursor

world/town/npcs/armorer.toml

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+name = "Quartermaster Kael"
+description = "A grizzled veteran with a missing eye, currently meticulously sharpening a broadsword."
+room = "town:armory"
+base_attitude = "neutral"
+class = "class:warrior"
+
+[stats]
+hp = 200
+attack = 18
+defense = 25
+xp = 300
+
+[dialogue]
+greeting = "Keep your hands off the merchandise unless you're buying."