diff --git a/.github/SECURITY.md b/.github/SECURITY.md
index 41754673..10b90970 100644
--- a/.github/SECURITY.md
+++ b/.github/SECURITY.md
@@ -6,31 +6,13 @@ Only the latest non beta release version of `nc_py_api` are currently being supp
 
 ## Reporting a Vulnerability about nc_py_api
 
-Officially, Nextcloud is not responsible for this project; the project is developed in the community’s free time.
+Officially, Nextcloud is not responsible for this project; the project is developing by the community.
 
-Please report security vulnerabilities to bigcat88@icloud.com with `nc-py-api` in the subject line.
-If there is no response within 24 hours, then create an Issue,
-without technical details, to report on the previously sent mail.
+Please use GitHub's Private Vulnerability Reporting feature.
 
-## Reporting a Vulnerability about Nextcloud
+If there is no response within 48 hours, then create an Issue,
+without technical details, to report on the previously reported vulnerability.
 
-Transparency and Security are vital.
-If you have discovered a security issue with Nextcloud,
-please read our responsible disclosure guidelines and contact us at [hackerone.com/nextcloud](https://hackerone.com/nextcloud).
-Your report should include:
+## Conclusion
 
-- Product version
-- A vulnerability description
-- Reproduction steps
-
-If in the scope of the project, a member of the security team confirms the vulnerability, determines its impact, and develops a fix.
-Otherwise, the team will contact the maintainer and make sure the issue gets fixed.
-The fix will be applied to the main branch, tested, and packaged in the next security release.
-The vulnerability will be publicly announced after the release.
-
-Finally, your name will be added to the [hall of fame](https://hackerone.com/nextcloud/thanks)
-as a thank-you from the entire Nextcloud community.
-
-Note our [threat model](https://nextcloud.com/security/threat-model) to know what is expected behavior.
-
-Please visit https://nextcloud.com/security/ for further information about security.
+We welcome and appreciate contributions to the security and advancement of open-source projects.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8068bde6..f65aa5fb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,16 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.12.0 - 2024-02-28]
+
+Update with new features only for `NextcloudApp` class. #233
+
+### Added
+
+- `ex_app.get_computation_device` function for retrieving GPU type(only with AppAPI `2.4.0`+).
+- `ex_app.integration_fastapi.fetch_models_task` are now public function, added `progress_init_start_value` param.
+- Global authentication when used now sets `request.scope["username"]` for easy use.
+
 ## [0.11.0 - 2024-02-17]
 
 ### Added
diff --git a/docs/conf.py b/docs/conf.py
index 59c9153a..546a1c18 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -34,7 +34,7 @@
 
 # General information about the project.
 project = "NcPyApi"
-copyright = str(now.year) + " Nextcloud GmbH"  # noqa
+copyright = str(now.year) + f" {project} Authors"  # noqa
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
diff --git a/docs/reference/ExApp.rst b/docs/reference/ExApp.rst
index fe508e1b..89757127 100644
--- a/docs/reference/ExApp.rst
+++ b/docs/reference/ExApp.rst
@@ -6,9 +6,6 @@ External Application
 Constants
 ---------
 
-.. autoclass:: ApiScope
-    :members:
-
 .. autoclass:: LogLvl
     :members:
 
diff --git a/examples/as_app/skeleton/Makefile b/examples/as_app/skeleton/Makefile
index 75c72188..081a3a77 100644
--- a/examples/as_app/skeleton/Makefile
+++ b/examples/as_app/skeleton/Makefile
@@ -9,10 +9,6 @@ help:
 	@echo "  "
 	@echo "  build-push        build image and upload to ghcr.io"
 	@echo "  "
-	@echo "  deploy27          deploy Skeleton to registered 'docker_dev' for Nextcloud 27"
-	@echo "  deploy28          deploy Skeleton to registered 'docker_dev' for Nextcloud 28"
-	@echo "  deploy            deploy Skeleton to registered 'docker_dev' for Nextcloud Last"
-	@echo "  "
 	@echo "  run27             install Skeleton for Nextcloud 27"
 	@echo "  run28             install Skeleton for Nextcloud 28"
 	@echo "  run               install Skeleton for Nextcloud Last"
@@ -29,59 +25,41 @@ build-push:
 	docker login ghcr.io
 	docker buildx build --push --platform linux/arm64/v8,linux/amd64 --tag ghcr.io/cloud-py-api/skeleton:latest .
 
-.PHONY: deploy27
-deploy27:
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:deploy skeleton docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/skeleton/appinfo/info.xml
-
-.PHONY: deploy28
-deploy28:
-	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
-	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:deploy skeleton docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/skeleton/appinfo/info.xml
-
-.PHONY: deploy
-deploy:
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:deploy skeleton docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/skeleton/appinfo/info.xml
-
 .PHONY: run27
 run27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register skeleton docker_dev --force-scopes \
+	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register skeleton --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/skeleton/appinfo/info.xml
 
 .PHONY: run28
 run28:
 	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
-	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:register skeleton docker_dev --force-scopes \
+	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:register skeleton --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/skeleton/appinfo/info.xml
 
 .PHONY: run
 run:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register skeleton docker_dev --force-scopes \
+	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register skeleton --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/skeleton/appinfo/info.xml
 
 .PHONY: register27
 register27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register skeleton manual_install --json-info \
-  "{\"appid\":\"skeleton\",\"name\":\"App Skeleton\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9030,\"scopes\":[],\"system_app\":0}" \
+  "{\"id\":\"skeleton\",\"name\":\"App Skeleton\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9030,\"scopes\":[],\"system\":0}" \
   --force-scopes --wait-finish
 
 .PHONY: register28
 register28:
 	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
 	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:register skeleton manual_install --json-info \
-  "{\"appid\":\"skeleton\",\"name\":\"App Skeleton\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9030,\"scopes\":[],\"system_app\":0}" \
+  "{\"id\":\"skeleton\",\"name\":\"App Skeleton\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9030,\"scopes\":[],\"system\":0}" \
   --force-scopes --wait-finish
 
 .PHONY: register
 register:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister skeleton --silent --force || true
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register skeleton manual_install --json-info \
-  "{\"appid\":\"skeleton\",\"name\":\"App Skeleton\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9030,\"scopes\":[],\"system_app\":0}" \
+  "{\"id\":\"skeleton\",\"name\":\"App Skeleton\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9030,\"scopes\":[],\"system\":0}" \
   --force-scopes --wait-finish
diff --git a/examples/as_app/skeleton/requirements.txt b/examples/as_app/skeleton/requirements.txt
index e4455715..b3cf46e2 100644
--- a/examples/as_app/skeleton/requirements.txt
+++ b/examples/as_app/skeleton/requirements.txt
@@ -1 +1 @@
-nc_py_api[app]>=0.5.0
+nc_py_api[app]>=0.10.0
diff --git a/examples/as_app/talk_bot/HOW_TO_INSTALL.md b/examples/as_app/talk_bot/HOW_TO_INSTALL.md
index 79789217..00b31b5e 100644
--- a/examples/as_app/talk_bot/HOW_TO_INSTALL.md
+++ b/examples/as_app/talk_bot/HOW_TO_INSTALL.md
@@ -3,12 +3,7 @@ How To Install
 
 1. [Install AppAPI](https://apps.nextcloud.com/apps/app_api)
 2. Create a deployment daemon according to the [instructions](https://cloud-py-api.github.io/app_api/CreationOfDeployDaemon.html#create-deploy-daemon) of the AppPI
-3. php occ app_api:app:deploy talk_bot "daemon_deploy_name" \
+3. php occ app_api:app:register talk_bot --force-scopes \
 --info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot/appinfo/info.xml
 
-    to deploy a docker image with Bot to docker.
-
-4. php occ app_api:app:register talk_bot "daemon_deploy_name" --force-scopes \
---info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot/appinfo/info.xml
-
-    to call its **enable** handler and accept all required API scopes by default.
+    to deploy and install this ExApp.
diff --git a/examples/as_app/talk_bot/Makefile b/examples/as_app/talk_bot/Makefile
index 25d32dcb..885d91c2 100644
--- a/examples/as_app/talk_bot/Makefile
+++ b/examples/as_app/talk_bot/Makefile
@@ -9,9 +9,6 @@ help:
 	@echo "  "
 	@echo "  build-push        build image and upload to ghcr.io"
 	@echo "  "
-	@echo "  deploy            deploy example to registered 'docker_dev' for Nextcloud Last"
-	@echo "  deploy27          deploy example to registered 'docker_dev' for Nextcloud 27"
-	@echo "  "
 	@echo "  run               install TalkBot for Nextcloud Last"
 	@echo "  run27             install TalkBot for Nextcloud 27"
 	@echo "  "
@@ -26,40 +23,28 @@ build-push:
 	docker login ghcr.io
 	docker buildx build --push --platform linux/arm64/v8,linux/amd64 --tag ghcr.io/cloud-py-api/talk_bot:latest .
 
-.PHONY: deploy
-deploy:
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister talk_bot --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:deploy talk_bot docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot/appinfo/info.xml
-
-.PHONY: deploy27
-deploy27:
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister talk_bot --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:deploy talk_bot docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot/appinfo/info.xml
-
 .PHONY: run
 run:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister talk_bot --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register talk_bot docker_dev --force-scopes \
+	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register talk_bot --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot/appinfo/info.xml
 
 .PHONY: run27
 run27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister talk_bot --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register talk_bot docker_dev --force-scopes \
+	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register talk_bot --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot/appinfo/info.xml
 
 .PHONY: register
 register:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister talk_bot --silent --force || true
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register talk_bot manual_install --json-info \
-  "{\"appid\":\"talk_bot\",\"name\":\"TalkBot\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9032,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system_app\":0}" \
+  "{\"id\":\"talk_bot\",\"name\":\"TalkBot\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9032,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system\":0}" \
   --force-scopes --wait-finish
 
 .PHONY: register27
 register27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister talk_bot --force || true
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register talk_bot manual_install --json-info \
-  "{\"appid\":\"talk_bot\",\"name\":\"TalkBot\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9032,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system_app\":0}" \
+  "{\"id\":\"talk_bot\",\"name\":\"TalkBot\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9032,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system\":0}" \
   --force-scopes --wait-finish
diff --git a/examples/as_app/talk_bot_ai/Makefile b/examples/as_app/talk_bot_ai/Makefile
index ca412f75..19217a24 100644
--- a/examples/as_app/talk_bot_ai/Makefile
+++ b/examples/as_app/talk_bot_ai/Makefile
@@ -9,9 +9,6 @@ help:
 	@echo "  "
 	@echo "  build-push        build image and upload to ghcr.io"
 	@echo "  "
-	@echo "  deploy            deploy example to registered 'docker_dev' for Nextcloud Last"
-	@echo "  deploy27          deploy example to registered 'docker_dev' for Nextcloud 27"
-	@echo "  "
 	@echo "  run               install TalkBotAI for Nextcloud Last"
 	@echo "  run27             install TalkBotAI for Nextcloud 27"
 	@echo "  "
@@ -26,40 +23,28 @@ build-push:
 	docker login ghcr.io
 	docker buildx build --push --platform linux/arm64/v8,linux/amd64 --tag ghcr.io/cloud-py-api/talk_bot_ai:latest .
 
-.PHONY: deploy
-deploy:
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister talk_bot_ai --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:deploy talk_bot_ai docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot_ai/appinfo/info.xml
-
-.PHONY: deploy27
-deploy27:
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister talk_bot_ai --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:deploy talk_bot_ai docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot_ai/appinfo/info.xml
-
 .PHONY: run
 run:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister talk_bot_ai --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register talk_bot_ai docker_dev --force-scopes \
+	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register talk_bot_ai --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot_ai/appinfo/info.xml
 
 .PHONY: run27
 run27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister talk_bot_ai --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register talk_bot_ai docker_dev --force-scopes \
+	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register talk_bot_ai --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/talk_bot_ai/appinfo/info.xml
 
 .PHONY: register
 register:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister talk_bot_ai --silent --force || true
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register talk_bot_ai manual_install --json-info \
-  "{\"appid\":\"talk_bot_ai\",\"name\":\"TalkBotAI\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9034,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system_app\":0}" \
+  "{\"id\":\"talk_bot_ai\",\"name\":\"TalkBotAI\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9034,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system\":0}" \
   --force-scopes --wait-finish
 
 .PHONY: register27
 register27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister talk_bot_ai --silent --force || true
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register talk_bot_ai manual_install --json-info \
-  "{\"appid\":\"talk_bot_ai\",\"name\":\"TalkBotAI\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9034,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system_app\":0}" \
+  "{\"id\":\"talk_bot_ai\",\"name\":\"TalkBotAI\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9034,\"scopes\":[\"TALK\", \"TALK_BOT\"],\"system\":0}" \
   --force-scopes --wait-finish
diff --git a/examples/as_app/to_gif/Makefile b/examples/as_app/to_gif/Makefile
index 8ed9a46d..c0f64515 100644
--- a/examples/as_app/to_gif/Makefile
+++ b/examples/as_app/to_gif/Makefile
@@ -9,10 +9,6 @@ help:
 	@echo "  "
 	@echo "  build-push        build image and upload to ghcr.io"
 	@echo "  "
-	@echo "  deploy27          deploy example to registered 'docker_dev' for Nextcloud 27"
-	@echo "  deploy28          deploy example to registered 'docker_dev' for Nextcloud 28"
-	@echo "  deploy            deploy example to registered 'docker_dev' for Nextcloud Last"
-	@echo "  "
 	@echo "  run27             install ToGif for Nextcloud 27"
 	@echo "  run28             install ToGif for Nextcloud 28"
 	@echo "  run               install ToGif for Nextcloud Last"
@@ -29,59 +25,41 @@ build-push:
 	docker login ghcr.io
 	docker buildx build --push --platform linux/arm64/v8,linux/amd64 --tag ghcr.io/cloud-py-api/to_gif:latest .
 
-.PHONY: deploy27
-deploy27:
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:deploy to_gif docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/to_gif/appinfo/info.xml
-
-.PHONY: deploy28
-deploy28:
-	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
-	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:deploy to_gif docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/to_gif/appinfo/info.xml
-
-.PHONY: deploy
-deploy:
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:deploy to_gif docker_dev \
-		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/to_gif/appinfo/info.xml
-
 .PHONY: run27
 run27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
-	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register to_gif docker_dev --force-scopes \
+	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register to_gif --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/to_gif/appinfo/info.xml
 
 .PHONY: run28
 run28:
 	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
-	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:register to_gif docker_dev --force-scopes \
+	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:register to_gif --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/to_gif/appinfo/info.xml
 
 .PHONY: run
 run:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
-	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register to_gif docker_dev --force-scopes \
+	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register to_gif --force-scopes \
 		--info-xml https://raw.githubusercontent.com/cloud-py-api/nc_py_api/main/examples/as_app/to_gif/appinfo/info.xml
 
 .PHONY: register27
 register27:
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
 	docker exec master-stable27-1 sudo -u www-data php occ app_api:app:register to_gif manual_install --json-info \
-  "{\"appid\":\"to_gif\",\"name\":\"to_gif\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9031,\"scopes\":[\"FILES\", \"NOTIFICATIONS\"],\"system_app\":0}" \
+  "{\"id\":\"to_gif\",\"name\":\"to_gif\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9031,\"scopes\":[\"FILES\", \"NOTIFICATIONS\"],\"system\":0}" \
   --force-scopes --wait-finish
 
 .PHONY: register28
 register28:
 	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
 	docker exec master-stable28-1 sudo -u www-data php occ app_api:app:register to_gif manual_install --json-info \
-  "{\"appid\":\"to_gif\",\"name\":\"to_gif\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9031,\"scopes\":[\"FILES\", \"NOTIFICATIONS\"],\"system_app\":0}" \
+  "{\"id\":\"to_gif\",\"name\":\"to_gif\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9031,\"scopes\":[\"FILES\", \"NOTIFICATIONS\"],\"system\":0}" \
   --force-scopes --wait-finish
 
 .PHONY: register
 register:
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:unregister to_gif --silent --force || true
 	docker exec master-nextcloud-1 sudo -u www-data php occ app_api:app:register to_gif manual_install --json-info \
-  "{\"appid\":\"to_gif\",\"name\":\"to_gif\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9031,\"scopes\":[\"FILES\", \"NOTIFICATIONS\"],\"system_app\":0}" \
+  "{\"id\":\"to_gif\",\"name\":\"to_gif\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"port\":9031,\"scopes\":[\"FILES\", \"NOTIFICATIONS\"],\"system\":0}" \
   --force-scopes --wait-finish
diff --git a/nc_py_api/_session.py b/nc_py_api/_session.py
index 44c8caf1..e5614832 100644
--- a/nc_py_api/_session.py
+++ b/nc_py_api/_session.py
@@ -123,7 +123,7 @@ def __init__(self, **kwargs):
         super().__init__(**kwargs)
         self.aa_version = self._get_config_value("aa_version", raise_not_found=False, **kwargs)
         if not self.aa_version:
-            self.aa_version = "1.0.0"
+            self.aa_version = "2.2.0"
         self.app_name = self._get_config_value("app_id", **kwargs)
         self.app_version = self._get_config_value("app_version", **kwargs)
         self.app_secret = self._get_config_value("app_secret", **kwargs)
@@ -459,7 +459,7 @@ def __init__(self, **kwargs):
         self.cfg = AppConfig(**kwargs)
         super().__init__(**kwargs)
 
-    def sign_check(self, request: HTTPConnection) -> None:
+    def sign_check(self, request: HTTPConnection) -> str:
         headers = {
             "AA-VERSION": request.headers.get("AA-VERSION", ""),
             "EX-APP-ID": request.headers.get("EX-APP-ID", ""),
@@ -474,13 +474,10 @@ def sign_check(self, request: HTTPConnection) -> None:
         if headers["EX-APP-ID"] != self.cfg.app_name:
             raise ValueError(f"Invalid EX-APP-ID:{headers['EX-APP-ID']} != {self.cfg.app_name}")
 
-        our_version = self.adapter.headers.get("EX-APP-VERSION", "")
-        if headers["EX-APP-VERSION"] != our_version:
-            raise ValueError(f"Invalid EX-APP-VERSION:{headers['EX-APP-VERSION']} <=> {our_version}")
-
-        app_secret = get_username_secret_from_headers(headers)[1]
+        username, app_secret = get_username_secret_from_headers(headers)
         if app_secret != self.cfg.app_secret:
             raise ValueError(f"Invalid App secret:{app_secret} != {self.cfg.app_secret}")
+        return username
 
 
 class NcSessionApp(NcSessionAppBasic, NcSessionBasic):
diff --git a/nc_py_api/_version.py b/nc_py_api/_version.py
index 043f7841..9b683c0c 100644
--- a/nc_py_api/_version.py
+++ b/nc_py_api/_version.py
@@ -1,3 +1,3 @@
 """Version of nc_py_api."""
 
-__version__ = "0.11.0"
+__version__ = "0.12.0.dev0"
diff --git a/nc_py_api/ex_app/__init__.py b/nc_py_api/ex_app/__init__.py
index f8cfe0c8..657a0884 100644
--- a/nc_py_api/ex_app/__init__.py
+++ b/nc_py_api/ex_app/__init__.py
@@ -1,6 +1,6 @@
 """All possible ExApp stuff for NextcloudApp that can be used."""
 
-from .defs import ApiScope, LogLvl
+from .defs import LogLvl
 from .integration_fastapi import (
     AppAPIAuthMiddleware,
     anc_app,
@@ -9,7 +9,12 @@
     set_handlers,
     talk_bot_msg,
 )
-from .misc import get_model_path, persistent_storage, verify_version
+from .misc import (
+    get_computation_device,
+    get_model_path,
+    persistent_storage,
+    verify_version,
+)
 from .ui.files_actions import UiActionFileInfo
 from .ui.settings import SettingsField, SettingsFieldType, SettingsForm
 from .uvicorn_fastapi import run_app
diff --git a/nc_py_api/ex_app/defs.py b/nc_py_api/ex_app/defs.py
index be2e2cab..5296e164 100644
--- a/nc_py_api/ex_app/defs.py
+++ b/nc_py_api/ex_app/defs.py
@@ -16,34 +16,3 @@ class LogLvl(enum.IntEnum):
     """Error log level"""
     FATAL = 4
     """Fatal log level"""
-
-
-class ApiScope(enum.IntEnum):
-    """Defined API scopes."""
-
-    SYSTEM = 2
-    """Allows access to the System APIs."""
-    FILES = 10
-    """Allows access to the Nextcloud file base."""
-    FILES_SHARING = 11
-    """Allows access to APIs that provide File Sharing."""
-    USER_INFO = 30
-    """Allows access to APIs that work with users."""
-    USER_STATUS = 31
-    """Allows access to APIs that work with users statuses."""
-    NOTIFICATIONS = 32
-    """Allows access to APIs that provide Notifications."""
-    WEATHER_STATUS = 33
-    """Allows access to APIs that provide Weather status."""
-    TALK = 50
-    """Allows access to Talk API endpoints."""
-    TALK_BOT = 60
-    """Allows to register Talk Bots."""
-    AI_PROVIDERS = 61
-    """Allows to register AI providers."""
-    ACTIVITIES = 110
-    """Activity App endpoints."""
-    NOTES = 120
-    """Notes App endpoints."""
-    ALL = 9999
-    """All endpoints allowed."""
diff --git a/nc_py_api/ex_app/integration_fastapi.py b/nc_py_api/ex_app/integration_fastapi.py
index feb207f0..7e78b8f7 100644
--- a/nc_py_api/ex_app/integration_fastapi.py
+++ b/nc_py_api/ex_app/integration_fastapi.py
@@ -103,7 +103,7 @@ async def heartbeat_callback():
 
         @fast_api_app.post("/init")
         async def init_callback(b_tasks: BackgroundTasks, nc: typing.Annotated[NextcloudApp, Depends(nc_app)]):
-            b_tasks.add_task(__fetch_models_task, nc, models_to_fetch if models_to_fetch else {})
+            b_tasks.add_task(fetch_models_task, nc, models_to_fetch if models_to_fetch else {}, 0)
             return JSONResponse(content={})
 
     if map_app_static:
@@ -120,10 +120,11 @@ def __map_app_static_folders(fast_api_app: FastAPI):
             fast_api_app.mount(f"/{mnt_dir}", staticfiles.StaticFiles(directory=mnt_dir_path), name=mnt_dir)
 
 
-def __fetch_models_task(nc: NextcloudApp, models: dict[str, dict]) -> None:
+def fetch_models_task(nc: NextcloudApp, models: dict[str, dict], progress_init_start_value: int) -> None:
+    """Use for cases when you want to define custom `/init` but still need to easy download models."""
     if models:
-        current_progress = 0
-        percent_for_each = min(int(100 / len(models)), 99)
+        current_progress = progress_init_start_value
+        percent_for_each = min(int((100 - progress_init_start_value) / len(models)), 99)
         for model in models:
             if model.startswith(("http://", "https://")):
                 __fetch_model_as_file(current_progress, percent_for_each, nc, model, models[model])
@@ -206,9 +207,9 @@ def __request_sign_check_if_needed(request: HTTPConnection, nextcloud_app: Nextc
         _request_sign_check(request, nextcloud_app)
 
 
-def _request_sign_check(request: HTTPConnection, nextcloud_app: NextcloudApp | AsyncNextcloudApp) -> None:
+def _request_sign_check(request: HTTPConnection, nextcloud_app: NextcloudApp | AsyncNextcloudApp) -> str:
     try:
-        nextcloud_app._session.sign_check(request)  # noqa pylint: disable=protected-access
+        return nextcloud_app._session.sign_check(request)  # noqa pylint: disable=protected-access
     except ValueError as e:
         print(e)
         raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED) from None
@@ -238,7 +239,7 @@ async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
         url_path = conn.url.path.lstrip("/")
         if not fnmatch.filter(self._disable_for, url_path):
             try:
-                _request_sign_check(conn, AsyncNextcloudApp())
+                scope["username"] = _request_sign_check(conn, AsyncNextcloudApp())
             except HTTPException as exc:
                 response = self._on_error(exc.status_code, exc.detail)
                 await response(scope, receive, send)
diff --git a/nc_py_api/ex_app/misc.py b/nc_py_api/ex_app/misc.py
index 2f4610e7..27f38ea9 100644
--- a/nc_py_api/ex_app/misc.py
+++ b/nc_py_api/ex_app/misc.py
@@ -50,3 +50,8 @@ def get_model_path(model_name: str) -> str:
     from huggingface_hub import snapshot_download  # noqa isort:skip pylint: disable=C0415 disable=E0401
 
     return snapshot_download(model_name, local_files_only=True, cache_dir=persistent_storage())
+
+
+def get_computation_device() -> str:
+    """Returns computation device(`ROCM` or `CUDA`) if it is defined in the environment variable."""
+    return os.environ.get("COMPUTE_DEVICE", "")
diff --git a/nc_py_api/files/files.py b/nc_py_api/files/files.py
index f0180c0c..255f0b1f 100644
--- a/nc_py_api/files/files.py
+++ b/nc_py_api/files/files.py
@@ -333,7 +333,7 @@ def restore_version(self, file_object: FsNode) -> None:
         headers = Headers({"Destination": dest}, encoding="utf-8")
         response = self._session.adapter_dav.request(
             "MOVE",
-            f"/versions/{self._session.user}/{file_object.user_path}",
+            quote(f"/versions/{self._session.user}/{file_object.user_path}"),
             headers=headers,
         )
         check_error(response, f"restore_version: user={self._session.user}, src={file_object.user_path}")
@@ -813,7 +813,7 @@ async def restore_version(self, file_object: FsNode) -> None:
         headers = Headers({"Destination": dest}, encoding="utf-8")
         response = await self._session.adapter_dav.request(
             "MOVE",
-            f"/versions/{await self._session.user}/{file_object.user_path}",
+            quote(f"/versions/{await self._session.user}/{file_object.user_path}"),
             headers=headers,
         )
         check_error(response, f"restore_version: user={await self._session.user}, src={file_object.user_path}")
diff --git a/scripts/dev_register.sh b/scripts/dev_register.sh
index cdf2be1a..5126724f 100644
--- a/scripts/dev_register.sh
+++ b/scripts/dev_register.sh
@@ -7,6 +7,6 @@ echo "unregistering nc_py_api as an app for $1 container"
 docker exec "$1" sudo -u www-data php occ app_api:app:unregister nc_py_api --silent --force || true
 echo "registering nc_py_api as an app for $1 container"
 docker exec "$1" sudo -u www-data php occ app_api:app:register nc_py_api manual_install --json-info \
-  "{\"appid\":\"nc_py_api\",\"name\":\"nc_py_api\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"scopes\":[\"ALL\"],\"port\":9009,\"system_app\":1}" \
+  "{\"id\":\"nc_py_api\",\"name\":\"nc_py_api\",\"daemon_config_name\":\"manual_install\",\"version\":\"1.0.0\",\"secret\":\"12345\",\"scopes\":[\"ALL\"],\"port\":9009,\"system\":1}" \
   --force-scopes --wait-finish
 echo "nc_py_api for $1 is ready to use"
diff --git a/tests/_app_security_checks.py b/tests/_app_security_checks.py
index 7cc7c1ba..e5ab56ce 100644
--- a/tests/_app_security_checks.py
+++ b/tests/_app_security_checks.py
@@ -34,7 +34,7 @@ def sign_request(req_headers: dict, secret=None, user: str = ""):
     result = httpx.put(request_url, headers=headers)
     assert result.status_code == 200
     # Invalid EX-APP-ID
-    old_app_name = headers["EX-APP-ID"]
+    old_app_name = headers.get("EX-APP-ID")
     headers["EX-APP-ID"] = "unknown_app"
     sign_request(headers)
     result = httpx.put(request_url, headers=headers)
@@ -43,16 +43,3 @@ def sign_request(req_headers: dict, secret=None, user: str = ""):
     sign_request(headers)
     result = httpx.put(request_url, headers=headers)
     assert result.status_code == 200
-    # Invalid EX-APP-VERSION
-    sign_request(headers)
-    result = httpx.put(request_url, headers=headers)
-    assert result.status_code == 200
-    old_version = headers["EX-APP-VERSION"]
-    headers["EX-APP-VERSION"] = "999.0.0"
-    sign_request(headers)
-    result = httpx.put(request_url, headers=headers)
-    assert result.status_code == 401
-    headers["EX-APP-VERSION"] = old_version
-    sign_request(headers)
-    result = httpx.put(request_url, headers=headers)
-    assert result.status_code == 200
diff --git a/tests/actual_tests/files_test.py b/tests/actual_tests/files_test.py
index 4f44788d..7720a87b 100644
--- a/tests/actual_tests/files_test.py
+++ b/tests/actual_tests/files_test.py
@@ -1,6 +1,7 @@
 import contextlib
 import math
 import os
+import time
 import zipfile
 from datetime import datetime
 from io import BytesIO
@@ -1073,6 +1074,7 @@ def test_file_versions(nc_any, dest_path):
         assert version_str.find("File version") != -1
         assert version_str.find("bytes size") != -1
         nc_any.files.restore_version(versions[0])
+        time.sleep(0.5)
         assert nc_any.files.download(new_file) == b"22"
 
 
@@ -1096,6 +1098,7 @@ async def test_file_versions_async(anc_any, dest_path):
         assert version_str.find("File version") != -1
         assert version_str.find("bytes size") != -1
         await anc_any.files.restore_version(versions[0])
+        time.sleep(0.5)
         assert await anc_any.files.download(new_file) == b"22"