fix(api): honour default TTLs and expire stale job ledger rows (#2887)

deploy/self-hosting/.env.example

@@ -281,6 +281,7 @@ FLUXER_DISCOVERY_ENABLED=true
 #FLUXER_POSTGRES_WORK_MEM=8MB
 #FLUXER_POSTGRES_MAINTENANCE_WORK_MEM=256MB
 #FLUXER_POSTGRES_AUTOVACUUM_WORK_MEM=128MB
+#FLUXER_POSTGRES_SHM_SIZE=1gb
 
 # The bundled Valkey holds durable state as well as cache, so it runs with an
 # append-only file and with noeviction, which fails an over-limit write instead

deploy/self-hosting/docker-compose.yml

@@ -188,7 +188,7 @@ services:
       -c autovacuum_vacuum_cost_limit=2000
       -c track_io_timing=on
       -c shared_preload_libraries=pg_stat_statements
-    shm_size: 256mb
+    shm_size: ${FLUXER_POSTGRES_SHM_SIZE:-1gb}
     environment:
       POSTGRES_DB: fluxer
       POSTGRES_USER: fluxer