Refactor/tidy (#261)

* tidy up streaming

* cut down code duplication

* test get followers/following

* test streaming processor

* fix some test models

* add TimeMustParse

* fix uri / url typo

* make trace logging less verbose

* make logging more consistent

* disable quote on logging

* remove context.Background

* remove many extraneous mastodon references

* regenerate swagger

* don't log query on no rows result

* log latency first for easier reading

internal/federation/federatingdb/exists.go

@@ -29,14 +29,15 @@ import (
 // id. It may not be owned by this application instance.
 //
 // The library makes this call only after acquiring a lock first.
+//
+// Implementation note: this just straight up isn't implemented, and doesn't *really* need to be either.
 func (f *federatingDB) Exists(c context.Context, id *url.URL) (exists bool, err error) {
 	l := f.log.WithFields(
 		logrus.Fields{
 			"func": "Exists",
-			"id":   id.String(),
+			"id":   id,
 		},
 	)
-	l.Debugf("entering EXISTS function with id %s", id.String())
-
+	l.Debug("entering Exists")
 	return false, nil
 }