diff --git a/.gitignore b/.gitignore
index 5af45fa..4b721ff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,5 +2,6 @@ backend-legacy/config/config-user.php
 */nbproject/private
 */node_modules/*
 
-backend/vendor/*
-backend/config/ConfigUser.php
+backend/src/vendor/*
+backend/src/config/ConfigUser.php
+backend/src/config/ConfigOverride.php
diff --git a/backend/composer.json b/backend/src/composer.json
similarity index 100%
rename from backend/composer.json
rename to backend/src/composer.json
diff --git a/backend/composer.lock b/backend/src/composer.lock
similarity index 100%
rename from backend/composer.lock
rename to backend/src/composer.lock
diff --git a/backend/config/ConfigDefault.php b/backend/src/config/ConfigDefault.php
similarity index 100%
rename from backend/config/ConfigDefault.php
rename to backend/src/config/ConfigDefault.php
diff --git a/backend/controllers/Domains.php b/backend/src/controllers/Domains.php
similarity index 100%
rename from backend/controllers/Domains.php
rename to backend/src/controllers/Domains.php
diff --git a/backend/controllers/NotAllowed.php b/backend/src/controllers/NotAllowed.php
similarity index 100%
rename from backend/controllers/NotAllowed.php
rename to backend/src/controllers/NotAllowed.php
diff --git a/backend/controllers/NotFound.php b/backend/src/controllers/NotFound.php
similarity index 100%
rename from backend/controllers/NotFound.php
rename to backend/src/controllers/NotFound.php
diff --git a/backend/controllers/Sessions.php b/backend/src/controllers/Sessions.php
similarity index 100%
rename from backend/controllers/Sessions.php
rename to backend/src/controllers/Sessions.php
diff --git a/backend/exceptions/PluginNotFoundException.php b/backend/src/exceptions/PluginNotFoundException.php
similarity index 100%
rename from backend/exceptions/PluginNotFoundException.php
rename to backend/src/exceptions/PluginNotFoundException.php
diff --git a/backend/middlewares/Authentication.php b/backend/src/middlewares/Authentication.php
similarity index 100%
rename from backend/middlewares/Authentication.php
rename to backend/src/middlewares/Authentication.php
diff --git a/backend/middlewares/LogRequests.php b/backend/src/middlewares/LogRequests.php
similarity index 100%
rename from backend/middlewares/LogRequests.php
rename to backend/src/middlewares/LogRequests.php
diff --git a/backend/middlewares/RejectEmptyBody.php b/backend/src/middlewares/RejectEmptyBody.php
similarity index 100%
rename from backend/middlewares/RejectEmptyBody.php
rename to backend/src/middlewares/RejectEmptyBody.php
diff --git a/backend/operations/AccessControl.php b/backend/src/operations/AccessControl.php
similarity index 100%
rename from backend/operations/AccessControl.php
rename to backend/src/operations/AccessControl.php
diff --git a/backend/operations/Domains.php b/backend/src/operations/Domains.php
similarity index 100%
rename from backend/operations/Domains.php
rename to backend/src/operations/Domains.php
diff --git a/backend/operations/Sessionstorage.php b/backend/src/operations/Sessionstorage.php
similarity index 100%
rename from backend/operations/Sessionstorage.php
rename to backend/src/operations/Sessionstorage.php
diff --git a/backend/operations/UserAuth.php b/backend/src/operations/UserAuth.php
similarity index 100%
rename from backend/operations/UserAuth.php
rename to backend/src/operations/UserAuth.php
diff --git a/backend/plugins/Sessionstorage/InterfaceSessionstorage.php b/backend/src/plugins/Sessionstorage/InterfaceSessionstorage.php
similarity index 100%
rename from backend/plugins/Sessionstorage/InterfaceSessionstorage.php
rename to backend/src/plugins/Sessionstorage/InterfaceSessionstorage.php
diff --git a/backend/plugins/Sessionstorage/apcu.php b/backend/src/plugins/Sessionstorage/apcu.php
similarity index 100%
rename from backend/plugins/Sessionstorage/apcu.php
rename to backend/src/plugins/Sessionstorage/apcu.php
diff --git a/backend/plugins/UserAuth/InterfaceUserAuth.php b/backend/src/plugins/UserAuth/InterfaceUserAuth.php
similarity index 100%
rename from backend/plugins/UserAuth/InterfaceUserAuth.php
rename to backend/src/plugins/UserAuth/InterfaceUserAuth.php
diff --git a/backend/plugins/UserAuth/native.php b/backend/src/plugins/UserAuth/native.php
similarity index 100%
rename from backend/plugins/UserAuth/native.php
rename to backend/src/plugins/UserAuth/native.php
diff --git a/backend/public/index.php b/backend/src/public/index.php
similarity index 100%
rename from backend/public/index.php
rename to backend/src/public/index.php
diff --git a/backend/services/Database.php b/backend/src/services/Database.php
similarity index 100%
rename from backend/services/Database.php
rename to backend/src/services/Database.php
diff --git a/backend/services/Logger.php b/backend/src/services/Logger.php
similarity index 100%
rename from backend/services/Logger.php
rename to backend/src/services/Logger.php
diff --git a/backend/utils/PagingInfo.php b/backend/src/utils/PagingInfo.php
similarity index 100%
rename from backend/utils/PagingInfo.php
rename to backend/src/utils/PagingInfo.php