Initial commit — Godot space roguelite source

- Touch controls: direct InputEventScreenTouch in shop_ui (bypass relay)
- ItemDB: static preload list instead of DirAccess scan (export fix)
- All 18 items with EN localisation (name_en, desc_en, category_en)
- Ship playstyles: NOVA-1 shield, INFERNO ram, AURORA agile/tank
- Quasar: SMBH visual, jet boost, merge, push, BH-eating
- Atlas & UI text updated EN+DE

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

items/weapons/wk_burst.gd

@@ -0,0 +1,21 @@
+extends ItemDef
+
+func _init() -> void:
+	id       = "wk_burst"
+	name        = "Burst-Kern"
+	name_en     = "Burst Core"
+	desc        = "Feuerrate explodiert — schwächere Treffer"
+	desc_en     = "Fire rate explodes — weaker hits"
+	category    = "WAFFENMODUL"
+	category_en = "WEAPON MOD"
+	icon     = "✦"
+	cost     = 160
+	rarity   = 3
+	effects  = { "fire_rate_mult": 1.80, "damage_mult": 0.45 }
+	visual_pixels = [
+		[3, 0, "accent"],
+		[2, -1, "bright"],
+		[2,  1, "bright"],
+		[1,  0, "nose"],
+	]
+	hull_size_bonus = 0.0