fix(review-batch3): 类型收紧生产清零137处(P1-2三步+延伸)+autoload class_name(ConfigDb/RngServiceCore)与_init标注(P2-1)+validate_skill_pool_links/ShopTable标注(P2-4)+相位enum外String面(P2-2)+typed-rows探针实证.tres装载转换；smoke缝合20处rows.assign+str(bb)同语义；审计生产双归零(240→103/83→59全测试链)，单测7套绿，冒烟576/0同基线

game/core/unit_container.gd

@@ -20,18 +20,18 @@ extends RefCounted
 # 消费方 = 伤害控制器（怪死 → 其未结单据作废〔死亡即不动手〕；主角死 → 兑付终止旗）。
 signal unit_died(u: Dictionary)
 
-var db
+var db: ConfigDb
 # 单位容器私有（E3 封装收口 2026-09-13）：hero/enemies 原始数组不再外露——读取经 hero_unit()/
 # all_enemies() 投影面（死亡残位查询包含在内），写入只经 apply_damage/heal/set_pending_action/commit_action/
 # tick_cooldowns/spawn/despawn。
 # 句柄语义不变：投影返回的 Dictionary 引用即单位句柄（同 query_alive 先例）。
-var _hero: Dictionary = {}       # {hp, max_hp, atk, is_hero: true}
-var _enemies: Array = []         # 行主序生成序；元素 = 单位 Dictionary
+var _hero: Dictionary[String, Variant] = {}       # {hp, max_hp, atk, is_hero: true}
+var _enemies: Array[Dictionary] = []         # 行主序生成序；元素 = 单位 Dictionary
 var _spawned := false
 var _despawned := false
 
 
-func _init(db_ref) -> void:
+func _init(db_ref: ConfigDb) -> void:
 	db = db_ref
 
 
@@ -69,7 +69,7 @@ func spawn(level_index: int, node_depth: int, hero_hp: int, unit_count_override:
 	for i in range(count):
 		var eff_row_atk: int = enemy_atk_override if enemy_atk_override >= 0 else int(row.atk)
 		# 实例池快照（proposal §2.2：开战把模板快照一份，冷却全零——与"生成拿到当时的表值快照"同一条快照纪律）
-		var pool_snap: Array = []
+		var pool_snap: Array[Dictionary] = []
 		for entry in row.get("pool", []):
 			pool_snap.append({
 				"skill_id": String(entry.get("skill_id", "")),
@@ -103,7 +103,7 @@ func query_alive(side: String) -> Array:
 		return []
 	if side == "hero":
 		return [] if (_hero.is_empty() or not _hero.alive) else [_hero]
-	var out: Array = []
+	var out: Array[Dictionary] = []
 	for u in _enemies:
 		if u.alive:
 			out.append(u)
@@ -118,7 +118,7 @@ func rollable_skills(u: Dictionary) -> Array:
 	if u.is_empty() or _despawned or u.get("is_hero", false):
 		_diag("rollable_skills 失效句柄")
 		return []
-	var out: Array = []
+	var out: Array[Dictionary] = []
 	for e in u.pool:
 		if int(e.cooldown_left) <= 0:
 			out.append({"skill_id": String(e.skill_id), "weight": int(e.weight)})
@@ -130,7 +130,7 @@ func special_skills(u: Dictionary) -> Array:
 	if u.is_empty() or _despawned or u.get("is_hero", false):
 		_diag("special_skills 失效句柄")
 		return []
-	var out: Array = []
+	var out: Array[Dictionary] = []
 	for e in u.pool:
 		var srow: Dictionary = db.skill_row(String(e.skill_id))
 		if not srow.is_empty() and String(srow.type) != "basic":