feat: integrate unified RAG pipeline and bump version to 2.60.0

src/retrieval/types.ts

@@ -0,0 +1,50 @@
+/**
+ * ============================================================
+ * Retrieval Types (검색 결과 통합 타입)
+ * 
+ * 모든 검색 소스(Brain, Memory, Project, Episode)의 결과를
+ * 통합 인터페이스로 정의합니다.
+ * ============================================================
+ */
+
+export type RetrievalSource = 
+    | 'brain-trace'       // Second Brain Trace
+    | 'brain-memory'      // findRelevantBrainMemory (legacy)
+    | 'long-term-memory'  // Long-Term Memory
+    | 'project-memory'    // Project Memory
+    | 'procedural-memory' // Procedural Memory
+    | 'episodic-memory'   // Episodic Memory
+    | 'project-scan'      // Local Project Path scan
+    | 'recent-knowledge'; // Recent Project Knowledge record
+
+export interface RetrievalChunk {
+    id: string;
+    source: RetrievalSource;
+    title: string;
+    content: string;
+    score: number;           // 0.0 ~ 1.0 normalized
+    tokenEstimate: number;   // rough character / 4
+    metadata: {
+        filePath?: string;
+        category?: string;
+        isProjectEvidence?: boolean;
+        lastUpdated?: number;
+    };
+}
+
+export interface RetrievalResult {
+    query: string;
+    totalChunks: number;
+    selectedChunks: RetrievalChunk[];
+    droppedChunks: RetrievalChunk[];
+    totalTokensUsed: number;
+    contextBudget: number;
+    fusionLog: string[];      // 디버그용 융합 로그
+}
+
+export interface ContextBudgetConfig {
+    totalBudget: number;       // 전체 토큰 예산
+    retrievalRatio: number;    // 검색 결과 비율 (0.0~1.0)
+    minChunks: number;         // 최소 포함 청크 수
+    maxChunks: number;         // 최대 포함 청크 수
+}