diff --git a/bootstrap.py b/bootstrap.py
index ba099a0..0291566 100644
--- a/bootstrap.py
+++ b/bootstrap.py
@@ -46,37 +46,39 @@ api.add_resource(IdfGenerator, '/v1.4/energy-plus/idf-generator')
 # workflows
 api.add_resource(Costs, '/v1.4/workflow/costs')
 api.add_resource(EnergyPlus, '/v1.4/workflow/energy-plus')
-api.add_resource(InselMonthlyEnergyBalance, '/v1.4/workflow/insel-monthly-energy-balance')
+api.add_resource(InselMonthlyEnergyBalance,
+                 '/v1.4/workflow/insel-monthly-energy-balance')
 
-yml_path = Path('./docs/openapi-specs.yml').resolve()
+yml_path = Path('./hub/docs/openapi-specs.yml').resolve()
 
 with open(yml_path, "r") as stream:
-  swagger_config = {
-    "headers": [],
-    "specs": [
-      {
-        "endpoint": '/api/apispec',
-        "route": '/api/apispec/apispec.json',
-        "rule_filter": lambda rule: True,  # all in
-        "model_filter": lambda tag: True,  # all in
-      }
-    ],
-    "static_url_path": "/api/static",
-    "specs_route": "/api/api-docs/",
-    "openapi": "3.0.0"
-  }
-  try:
-    Swagger(app, template=yaml.safe_load(stream), config=swagger_config)
-  except yaml.YAMLError as exc:
-    print(f'error: {exc}')
+    swagger_config = {
+        "headers": [],
+        "specs": [
+            {
+                "endpoint": '/api/apispec',
+                "route": '/api/apispec/apispec.json',
+                "rule_filter": lambda rule: True,  # all in
+                "model_filter": lambda tag: True,  # all in
+            }
+        ],
+        "static_url_path": "/api/static",
+        "specs_route": "/api/api-docs/",
+        "openapi": "3.0.0"
+    }
+    try:
+        Swagger(app, template=yaml.safe_load(stream), config=swagger_config)
+    except yaml.YAMLError as exc:
+        print(f'error: {exc}')
 
 
 @app.route("/")
 def home():
-  return Response(headers={'Access-Control-Allow-Origin': '*'})
+    return Response(headers={'Access-Control-Allow-Origin': '*'})
 
 
 sh.debug_mode = True
 
-threading.Thread(target=sh.expired_sessions_collector, daemon=True, args="5").start()
+threading.Thread(target=sh.expired_sessions_collector,
+                 daemon=True, args="5").start()
 app.run(port=15789, host="0.0.0.0", debug=sh.debug_mode)
diff --git a/configs/control.json b/configs/control.json
new file mode 100644
index 0000000..3e843b6
--- /dev/null
+++ b/configs/control.json
@@ -0,0 +1,28 @@
+{
+  "serviceName": "session",
+  "dotenv": ".env",
+  "environment": "prod",
+  "httpRequestDefinitions": {
+    "sessionStart": {
+      "put": {
+        "username": "",
+        "password": "",
+        "appUUID": ""
+      }
+    },
+    "sessionEnd": {
+      "put": {
+        "sessionID": "",
+        "token": "",
+        "appUUID": ""
+      }
+    },
+    "keepSessionAlive": {
+      "put": {
+        "sessionID": "",
+        "token": "",
+        "appUUID": ""
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/hub_api/control/__pycache__/session.cpython-39.pyc b/hub_api/control/__pycache__/session.cpython-39.pyc
new file mode 100644
index 0000000..50c02c3
Binary files /dev/null and b/hub_api/control/__pycache__/session.cpython-39.pyc differ
diff --git a/hub_api/control/__pycache__/uptime.cpython-39.pyc b/hub_api/control/__pycache__/uptime.cpython-39.pyc
new file mode 100644
index 0000000..0a32e27
Binary files /dev/null and b/hub_api/control/__pycache__/uptime.cpython-39.pyc differ
diff --git a/hub_api/helpers/__pycache__/session_helper.cpython-39.pyc b/hub_api/helpers/__pycache__/session_helper.cpython-39.pyc
new file mode 100644
index 0000000..a48d787
Binary files /dev/null and b/hub_api/helpers/__pycache__/session_helper.cpython-39.pyc differ
diff --git a/hub_api/persistence/__pycache__/retrofit_results.cpython-39.pyc b/hub_api/persistence/__pycache__/retrofit_results.cpython-39.pyc
new file mode 100644
index 0000000..5168fd5
Binary files /dev/null and b/hub_api/persistence/__pycache__/retrofit_results.cpython-39.pyc differ
diff --git a/requirements.txt b/requirements.txt
index e99d08f..12854d3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,4 +27,5 @@ flasgger
 cerc-hub
 python-dotenv
 mapbox_earcut
-cerc-costs
\ No newline at end of file
+cerc-costs
+cerc-co2-emission
\ No newline at end of file