feat: add poc

src/components/SkillProgress.js

@@ -0,0 +1,45 @@
+import { Component } from '../core/Component.js';
+
+/**
+ * Tracks progress toward learning skills
+ * Need to absorb multiple enemies with the same skill to learn it
+ */
+export class SkillProgress extends Component {
+  constructor() {
+    super('SkillProgress');
+    this.skillProgress = new Map(); // skillId -> count (how many times absorbed)
+    this.requiredAbsorptions = 5; // Need to absorb 5 enemies with a skill to learn it
+  }
+
+  /**
+     * Add progress toward learning a skill
+     */
+  addSkillProgress(skillId) {
+    const current = this.skillProgress.get(skillId) || 0;
+    this.skillProgress.set(skillId, current + 1);
+    return this.skillProgress.get(skillId);
+  }
+
+  /**
+     * Check if skill can be learned
+     */
+  canLearnSkill(skillId) {
+    const progress = this.skillProgress.get(skillId) || 0;
+    return progress >= this.requiredAbsorptions;
+  }
+
+  /**
+     * Get progress for a skill
+     */
+  getSkillProgress(skillId) {
+    return this.skillProgress.get(skillId) || 0;
+  }
+
+  /**
+     * Get all skill progress
+     */
+  getAllProgress() {
+    return this.skillProgress;
+  }
+}
+