diff --git a/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowEdge.java b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowEdge.java
new file mode 100644
index 0000000..d55a4ce
--- /dev/null
+++ b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowEdge.java
@@ -0,0 +1,19 @@
+package com.lanyuanxiaoyao.service.ai.web.engine;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+/**
+ * 流程图中的边
+ *
+ * @author lanyuanxiaoyao
+ * @version 20250630
+ */
+@Data
+@EqualsAndHashCode(onlyExplicitlyIncluded = true)
+public class FlowEdge {
+  @EqualsAndHashCode.Include
+  private String id;
+  private String source;
+  private String target;
+}
diff --git a/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowExecutor.java b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowExecutor.java
new file mode 100644
index 0000000..7a41e21
--- /dev/null
+++ b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowExecutor.java
@@ -0,0 +1,10 @@
+package com.lanyuanxiaoyao.service.ai.web.engine;
+
+/**
+ * 流程执行器
+ *
+ * @author lanyuanxiaoyao
+ * @version 20250630
+ */
+public class FlowExecutor {
+}
diff --git a/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowNode.java b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowNode.java
new file mode 100644
index 0000000..a942176
--- /dev/null
+++ b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/FlowNode.java
@@ -0,0 +1,20 @@
+package com.lanyuanxiaoyao.service.ai.web.engine;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import org.eclipse.collections.api.set.ImmutableSet;
+
+/**
+ * 流程图中的节点
+ *
+ * @author lanyuanxiaoyao
+ * @version 20250630
+ */
+@Data
+@EqualsAndHashCode(onlyExplicitlyIncluded = true)
+public class FlowNode {
+  @EqualsAndHashCode.Include
+  private String id;
+  private ImmutableSet<String> sourceHandlers;
+  private ImmutableSet<String> targetHandlers;
+}
diff --git a/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/store/FlowStore.java b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/store/FlowStore.java
new file mode 100644
index 0000000..0f7d401
--- /dev/null
+++ b/service-ai/service-ai-web/src/main/java/com/lanyuanxiaoyao/service/ai/web/engine/store/FlowStore.java
@@ -0,0 +1,10 @@
+package com.lanyuanxiaoyao.service.ai.web.engine.store;
+
+/**
+ * 数据存储
+ *
+ * @author lanyuanxiaoyao
+ * @version 20250630
+ */
+public interface FlowStore {
+}