docs add more docs to app/{jobs,logical}.

These were missed in the last commit.

app/jobs/bigquery_export_job.rb

@@ -1,3 +1,7 @@
+# A job that exports a database table to Google Cloud Storage and to Google
+# BigQuery. Spawned daily by {DanbooruMaintenance}.
+#
+# @see BigqueryExportService
 class BigqueryExportJob < ApplicationJob
   retry_on Exception, attempts: 0
 

app/jobs/discord_notification_job.rb

@@ -1,3 +1,5 @@
+# A job that sends notifications about new forum posts to Discord. Spawned by
+# the {ForumPost} class when a new forum post is created.
 class DiscordNotificationJob < ApplicationJob
   retry_on Exception, attempts: 0
 

app/jobs/iqdb_add_post_job.rb

@@ -1,3 +1,5 @@
+# A job that adds a post to IQDB when a new post is uploaded, or when a post is
+# regenerated. Spawned by the {Post} class.
 class IqdbAddPostJob < ApplicationJob
   def perform(post)
     IqdbClient.new.add_post(post)

app/jobs/iqdb_remove_post_job.rb

@@ -1,3 +1,5 @@
+# A job that removes a post from IQDB when it is deleted. Spawned by the {Post}
+# class.
 class IqdbRemovePostJob < ApplicationJob
   def perform(post_id)
     IqdbClient.new.remove(post_id)

app/jobs/populate_saved_search_job.rb

@@ -1,3 +1,5 @@
+# A job that updates a user's saved searches when they do a search for
+# `search:all` or `search:<label>`.
 class PopulateSavedSearchJob < ApplicationJob
   queue_as :default
 

app/jobs/process_tag_relationship_job.rb

@@ -1,3 +1,6 @@
+# A job that processes a single tag alias or implication when a bulk update
+# request is approved. One job per alias or implication is spawned. Jobs are
+# processed sequentially in the `bulk_update` queue.
 class ProcessTagRelationshipJob < ApplicationJob
   queue_as :bulk_update
   retry_on Exception, attempts: 0

app/jobs/tag_batch_change_job.rb

@@ -1,5 +1,5 @@
 # A job that performs a mass update or tag nuke operation in a bulk update
-# request.
+# request. Jobs in the `bulk_update` queue are processed sequentially.
 class TagBatchChangeJob < ApplicationJob
   queue_as :bulk_update
 

app/jobs/upload_service_delayed_start_job.rb

@@ -1,4 +1,4 @@
-# A job that tries to resume a preprocessed image upload.
+# A job that tries to resume a preprocessed image upload job.
 class UploadServiceDelayedStartJob < ApplicationJob
   queue_as :default
   queue_with_priority(-1)