Import export (#194)

* start with export/import code

* messing about with decoding/encoding

* some more fiddling

* stuff is WORKING

* working pretty alright!

* go fmt

* fix up tests, add docs

* start backup/restore doc

* tweaks

* credits

* update advancedVisibility settings

* update bun library -> v1.0.4

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* update oauth library -> v4.3.1-SSB

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* handle oauth token scope, fix user.SigninCount + token.UserID

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* update oauth library --> v4.3.2-SSB

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* update sqlite library -> v1.13.0

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* review changes

* start with export/import code

* messing about with decoding/encoding

* some more fiddling

* stuff is WORKING

* working pretty alright!

* go fmt

* fix up tests, add docs

* start backup/restore doc

* tweaks

* credits

* update advancedVisibility settings

* review changes

Co-authored-by: kim (grufwub) <grufwub@gmail.com>
Co-authored-by: kim <89579420+NyaaaWhatsUpDoc@users.noreply.github.com>

internal/validate/status_test.go

@@ -63,15 +63,13 @@ func happyStatus() *gtsmodel.Status {
 		Language:                 "en",
 		CreatedWithApplicationID: "01FEBBZHF4GFVRXSJVXD0JTZZ2",
 		CreatedWithApplication:   nil,
-		VisibilityAdvanced: gtsmodel.VisibilityAdvanced{
-			Federated: true,
-			Boostable: true,
-			Replyable: true,
-			Likeable:  true,
-		},
-		ActivityStreamsType: ap.ObjectNote,
-		Text:                "Test status! #hello",
-		Pinned:              false,
+		Federated:                true,
+		Boostable:                true,
+		Replyable:                true,
+		Likeable:                 true,
+		ActivityStreamsType:      ap.ObjectNote,
+		Text:                     "Test status! #hello",
+		Pinned:                   false,
 	}
 }