refactor: remove event file store contracts

docs/module-data-flow.html

@@ -317,7 +317,7 @@ flowchart TB
   end
 
   subgraph sink["输出与明细存储 modules/sinks"]
-    mq["sink-kafka<br/>VehicleEvent 到 Protobuf Envelope 到 Kafka"]
+    kafka["sink-kafka<br/>VehicleEvent 到 Protobuf Envelope 到 Kafka"]
     archive["sink-archive<br/>RawArchive 到本地/S3/OSS 冷存"]
     tdengineStore["tdengine-history-store<br/>TDengine raw_frames + locations"]
   end
@@ -362,13 +362,13 @@ flowchart TB
   api --> registry
   registry --> dispatcher
   dispatcher --> bus
-  bus --> mq
+  bus --> kafka
   bus --> archive
-  mq --> historyApp
-  mq --> analyticsApp
+  kafka --> historyApp
+  kafka --> analyticsApp
   historyApp --> history
   analyticsApp --> stat
-  mq -.可选热状态.-> state
+  kafka -.可选热状态.-> state
   history --> tdengineStore
 
   gateway --> session
@@ -379,7 +379,7 @@ flowchart TB
 
   obs -.监控.-> dispatcher
   obs -.监控.-> bus
-  obs -.监控.-> mq
+  obs -.监控.-> kafka
 
   classDef entry fill:#eff6ff,stroke:#2563eb,color:#1e3a8a;
   classDef core fill:#ecfdf3,stroke:#0f766e,color:#134e48;
@@ -389,7 +389,7 @@ flowchart TB
 
   class gb,jt808,jt1078,jsatl12,mqtt,mqttProfile,gbApp,jtApp,yutongApp,historyApp,analyticsApp entry;
   class api,registry,dispatcher,bus,identity core;
-  class mq,archive,tdengineStore sink;
+  class kafka,archive,tdengineStore sink;
   class gateway,session command;
   class codec,obs support;
       </pre>