Migration (#120)

Go mod tidy

[skip ci] Add modules/migration to docs

[skip ci] update date

fmt

Merge branch 'master' into feature/migration

# Conflicts:
#	pkg/routes/api/v1/info.go

Add docs on how to create a migrator

Add available migrators to /info endpoint

Return a message once everything was migrated successfully

Add swagger docs for wunderlist migration

Docs for migration [skip ci]

Fix due date fixture in migration test

Fix staticcheck

Fix lint

Logging and cleanup

Make the migrator work with real data

Add routes for migration

Fix misspell

Add method to store a full vikunja structure into vikunja

Add getting all data from wunderlist

Add attachment migration from wunderlist

Add done and done at to wunderlist migrator

Add todo

Add wunderlist auth url implementation

Fix lint

Finish wunderlist migration

Added all structs for the wunderlist migratior

Fix owner field being null for user shared namespaces (#119)

Update copyright year (#118)

Add option to disable registration (#117)

Added migrator interface

Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/api/pulls/120

docs/content/doc/setup/config.md

@@ -160,4 +160,20 @@ files:
   # The maximum size of a file, as a human-readable string.
   # Warning: The max size is limited 2^64-1 bytes due to the underlying datatype
   maxsize: 20MB
+
+migration:
+  # These are the settings for the wunderlist migrator
+  wunderlist:
+    # Wheter to enable the wunderlist migrator or not
+    enable: true
+    # The client id, required for making requests to the wunderlist api
+    # You need to register your vikunja instance at https://developer.wunderlist.com/apps/new to get this
+    clientid:
+    # The client secret, also required for making requests to the wunderlist api
+    clientsecret:
+    # The url where clients are redirected after they authorized Vikunja to access their wunderlist stuff.
+    # This needs to match the url you entered when registering your Vikunja instance at wunderlist.
+    # This is usually the frontend url where the frontend then makes a request to /migration/wunderlist/migrate
+    # with the code obtained from the wunderlist api.
+    redirecturl:
 {{< /highlight >}}