docs: update diagram

docs/edge_processor.md

@@ -4,18 +4,33 @@
 
 `Edge Processor` can be used on that usecases:
 
+* Enrich log message extra data (for example add some field or override index) using `SPL2`
+* Filter log message using `SPL2`
 * Send log messages to alternative destanations (like `AWS S3`, `Apache Kafka`, etc.)
-* Enrich log message extra data (for example add some field or override index) or filter log messages using `SPL2`
 
 ## How it's working
 
 ```mermaid
-graph LR
-  A[Your device] --> |Syslog protocol| B[SC4S];
-  B -->|HEC protocol| C[Edge Processor];
-  C --> D[Splunk];
-  C --> E[AWS S3];
-  C --> F[Another dest];
+stateDiagram
+    direction LR
+
+    SC4S: SC4S
+    EP: Edge Processor
+    Dest: Another destination
+    Device: Your device
+    S3: AWS S3
+    Instance: Instance
+    Pipeline: Pipeline with SPL2
+
+    Device --> SC4S: Syslog protocol
+    SC4S --> EP: HEC
+    state EP {
+      direction LR
+      Instance --> Pipeline
+    }
+    EP --> Splunk
+    EP --> S3
+    EP --> Dest
 ```
 
 ## Basic Setup