diff --git a/sequence diagram/Diagram-sequence-eng.drawio b/sequence diagram/Diagram-sequence-eng.drawio
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diff --git a/sequence diagram/Diagram-sequence-eng.pdf b/sequence diagram/Diagram-sequence-eng.pdf
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diff --git a/sequence diagram/Diagram-sequence-eng.png b/sequence diagram/Diagram-sequence-eng.png
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diff --git a/sequence diagram/Діаграма-sequence-eng.puml b/sequence diagram/Діаграма-sequence-eng.puml
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+@startuml
+participant Agent as agent
+participant "MQTT Broker (raw\ntopic)" as mqtt1
+participant "Edge Service" as edge
+participant "MQTT\nBroker (processed\ntopic)" as mqtt2
+participant "Hub Service" as hub
+participant "Redis" as redis
+participant "Store API" as store
+participant "PostgreSQL" as db
+participant "MapView Client" as mapview
+
+agent -> mqtt1 : Publish raw\ntelemetry
+mqtt1 -> edge : Deliver raw\nmessage
+edge -> edge : Validate\nAgentData
+edge -> edge : Process\ntelemetry
+edge -> mqtt2 : Publish\nprocessed data
+mqtt2 -> hub : Deliver processed\nmessage
+hub -> hub : Validate\nProcessedAgentData
+hub -> redis : LPUSH to buffer
+hub -> redis : LPOP batch item
+redis -> hub : Return item
+hub -> store : POST batch
+store -> db : INSERT records
+db --> store : Return created\nrecords
+store -> mapview : WebSocket push
+mapview -> mapview : Sort by timestamp
+mapview -> mapview : Update vehicle\nmarker
+mapview -> mapview : Add pothole/bump\nmarker
+store --> hub : Success response
+@enduml
diff --git a/sequence diagram/Діаграма-sequence-ua.pdf b/sequence diagram/Діаграма-sequence-ua.pdf
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diff --git a/sequence diagram/Діаграма-sequence-ua.png b/sequence diagram/Діаграма-sequence-ua.png
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diff --git a/sequence diagram/Діаграма-sequence-ua.puml b/sequence diagram/Діаграма-sequence-ua.puml
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+@startuml
+participant Агент as agent
+participant "MQTT Broker (raw\ntopic)" as mqtt1
+participant "Edge Service" as edge
+participant "MQTT\nBroker (processed\ntopic)" as mqtt2
+participant "Hub Service" as hub
+participant "Redis" as redis
+participant "Store API" as store
+participant "PostgreSQL" as db
+participant "MapView Client" as mapview
+
+agent -> mqtt1 : Надіслати\nсиру\nтелеметрію
+mqtt1 -> edge : Передати\nсире\nповідомлення
+edge -> edge : Перевірити\nAgentData
+edge -> edge : Обробити\nтелеметрію
+edge -> mqtt2 : Надіслати\nоброблені дані
+mqtt2 -> hub : Передати\nоброблене\nповідомлення
+hub -> hub : Перевірити\nProcessedAgentData
+hub -> redis : LPUSH у буфер
+hub -> redis : LPOP елемента\nbatch
+redis -> hub : Повернути\nелемент
+hub -> store : POST batch
+store -> db : Додати записи
+db --> store : Повернути\nстворені записи
+store -> mapview : Надіслати через WebSocket
+mapview -> mapview : Сортувати за\ntimestamp
+mapview -> mapview : Оновити маркер\nтранспорту
+mapview -> mapview : Додати маркер\npothole/bump
+store --> hub : Успішна відповідь
+@enduml
diff --git a/sequence diagram/Діаграма-squence-ua.drawio b/sequence diagram/Діаграма-squence-ua.drawio
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