feat: add streaming learning assistant and knowledge base scaffolding

app/models/__init__.py

@@ -1,8 +1,15 @@
-"""ORM 模型导出：初始化数据库时只导入当前新表体系需要的模型。"""
+"""ORM 模型导出：初始化数据库时只导入当前新表体系需要的模型。"""
 
 from app.models.audit import AuditLog
 from app.models.department import Department
 from app.models.knowledge import KnowledgeChunk, KnowledgeDocument, KnowledgeSource
+from app.models.knowledge_base import (
+    KbKnowledgeChunk,
+    KbKnowledgeDocument,
+    KbKnowledgeIngestionTask,
+    KbKnowledgeQueryLog,
+    KbKnowledgeSpace,
+)
 from app.models.prompt import PromptTemplate
 from app.models.source_case import CaseBase, CaseExamItem, ScoringRule, TeachingCase, TraditionalCase
 from app.models.training import SessionOrder, SessionSubmission, TrainingSession
@@ -15,6 +22,11 @@ __all__ = [
     "KnowledgeChunk",
     "KnowledgeDocument",
     "KnowledgeSource",
+    "KbKnowledgeSpace",
+    "KbKnowledgeDocument",
+    "KbKnowledgeChunk",
+    "KbKnowledgeIngestionTask",
+    "KbKnowledgeQueryLog",
     "PromptTemplate",
     "CaseBase",
     "CaseExamItem",