feat: defer login bootstrap updates

deploy/migrations/0052_bootstrap_update_jobs.down.sql

@@ -0,0 +1,2 @@
+DROP INDEX IF EXISTS public.user_update_events_new_message_box_idx;
+DROP TABLE IF EXISTS public.bootstrap_update_jobs;

deploy/migrations/0052_bootstrap_update_jobs.up.sql

@@ -0,0 +1,34 @@
+CREATE TABLE IF NOT EXISTS public.bootstrap_update_jobs (
+    id bigint GENERATED BY DEFAULT AS IDENTITY PRIMARY KEY,
+    kind character varying(32) NOT NULL,
+    user_id bigint NOT NULL REFERENCES public.users(id) ON DELETE CASCADE,
+    auth_key_id bigint DEFAULT 0 NOT NULL,
+    session_id bigint DEFAULT 0 NOT NULL,
+    message_box_id integer NOT NULL,
+    status character varying(16) DEFAULT 'pending'::character varying NOT NULL,
+    attempts integer DEFAULT 0 NOT NULL,
+    last_error text DEFAULT ''::text NOT NULL,
+    created_at timestamp with time zone DEFAULT now() NOT NULL,
+    updated_at timestamp with time zone DEFAULT now() NOT NULL,
+    ready_at timestamp with time zone,
+    published_at timestamp with time zone,
+    CONSTRAINT bootstrap_update_jobs_kind_check CHECK ((kind)::text = ANY (ARRAY[('login_message'::character varying)::text])),
+    CONSTRAINT bootstrap_update_jobs_status_check CHECK ((status)::text = ANY (ARRAY[('pending'::character varying)::text, ('ready'::character varying)::text, ('publishing'::character varying)::text, ('published'::character varying)::text, ('failed'::character varying)::text])),
+    CONSTRAINT bootstrap_update_jobs_message_box_fkey FOREIGN KEY (user_id, message_box_id) REFERENCES public.message_boxes(owner_user_id, box_id) ON DELETE CASCADE
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS bootstrap_update_jobs_unique_login
+    ON public.bootstrap_update_jobs (kind, user_id, message_box_id);
+
+CREATE INDEX IF NOT EXISTS bootstrap_update_jobs_ready_idx
+    ON public.bootstrap_update_jobs (COALESCE(ready_at, created_at), user_id, id)
+    WHERE (status)::text = 'ready'::text;
+
+CREATE INDEX IF NOT EXISTS bootstrap_update_jobs_publishing_stale_idx
+    ON public.bootstrap_update_jobs (updated_at, user_id, id)
+    WHERE (status)::text = 'publishing'::text;
+
+CREATE INDEX IF NOT EXISTS user_update_events_new_message_box_idx
+    ON public.user_update_events (user_id, message_box_id, pts)
+    WHERE (event_type)::text = 'new_message'::text
+      AND message_box_id IS NOT NULL;