SIENTIAPDE-1084

Update README.md to revise the Scouter Workflow Architecture flowchart, replacing outdated steps with a new data processing sequence that includes data quality checks, aggregation, and metrics writing, enhancing clarity on system operations and service interactions.

README.md

@@ -152,17 +152,18 @@ The **CoreScouter** workflow implements the core data processing pipeline for in
 ```mermaid
 flowchart TB
     subgraph workflow [" "]
-        A[1. get_last_data_timestamp] --> B[2. load_latest_data] --> C[3. put_last_data_timestamp] --> D[4. core_scouter ⬛]
+        A[1. data_quality_gate] --> B[2. aggregate_data] --> C[3. group_and_hold_data] --> D[4. export_data_to_postgres] --> E[5. write_metrics]
     end
     
     subgraph services [" "]
-        Redis1[(Redis)] ~~~ MongoDB[(MongoDB)] ~~~ Redis2[(Redis)] ~~~ CoreOut[Output]
+        Filters[Quality Filters] ~~~ Redis1[(Redis)] ~~~ Redis2[(Redis)] ~~~ PostgreSQL[(PostgreSQL)] ~~~ Metrics[Prometheus]
     end
     
-    A -.-> Redis1
-    B -.-> MongoDB  
+    A -.-> Filters
+    B -.-> Redis1
     C -.-> Redis2
-    D -.-> CoreOut
+    D -.-> PostgreSQL
+    E -.-> Metrics
     
     style workflow fill:none,stroke:none
     style services fill:none,stroke:none