Combat Backend & Data Models

- Implement Combat Service
- Implement Damage Calculator
- Implement Effect Processor
- Implement Combat Actions
- Created Combat API Endpoints

api/app/data/enemies/orc_berserker.yaml

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+# Orc Berserker - Hard heavy hitter
+# A fearsome orc warrior in a battle rage
+
+enemy_id: orc_berserker
+name: Orc Berserker
+description: >
+  A towering mass of green muscle and fury, covered in tribal war paint
+  and scars from countless battles. Foam flecks at the corners of its
+  mouth as it swings a massive greataxe with terrifying speed. In its
+  battle rage, it feels no pain and shows no mercy.
+
+base_stats:
+  strength: 18
+  dexterity: 10
+  constitution: 16
+  intelligence: 6
+  wisdom: 6
+  charisma: 4
+  luck: 8
+
+abilities:
+  - basic_attack
+  - cleave
+  - berserker_rage
+  - intimidating_shout
+
+loot_table:
+  - item_id: orc_greataxe
+    drop_chance: 0.20
+    quantity_min: 1
+    quantity_max: 1
+  - item_id: orc_war_paint
+    drop_chance: 0.35
+    quantity_min: 1
+    quantity_max: 2
+  - item_id: beast_hide_armor
+    drop_chance: 0.15
+    quantity_min: 1
+    quantity_max: 1
+  - item_id: gold_coin
+    drop_chance: 0.70
+    quantity_min: 15
+    quantity_max: 40
+
+experience_reward: 80
+gold_reward_min: 20
+gold_reward_max: 50
+difficulty: hard
+
+tags:
+  - humanoid
+  - orc
+  - berserker
+  - large
+
+base_damage: 15
+crit_chance: 0.15
+flee_chance: 0.30