feat: store assets in database (#3290)

* feat: use database as asset storage

* being only uploading assets if allowed

* tests

* fixes

* cleanup after merge

* renaming

* various fixes

* fix: change to repository event types and removed unused code

* feat: set default features

* error handling

* error handling and naming

* fix tests

* fix tests

* fix merge

* rename

internal/api/assets/generator/asset.yaml

@@ -1,6 +1,6 @@
 Services:
   IAM:
-    Prefix: "/iam"
+    Prefix: "/instance"
     Methods:
       DefaultLabelPolicyLogo:
         Path: "/policy/label/logo"
@@ -116,4 +116,4 @@ Services:
             - Name: Get
               Comment:
               Type: download
-              Permission: authenticated
+              Permission: authenticated