DB: Nový stav jobu "preparing"

db/db.ddl

@@ -314,6 +314,7 @@ CREATE TYPE job_type AS ENUM (
 );
 
 CREATE TYPE job_state AS ENUM (
+	'preparing',
 	'ready',
 	'running',
 	'done',				-- Hotovo, out_json a out_file jsou platné

db/upgrade-20210701.sql

@@ -2,3 +2,5 @@ SET ROLE 'mo_osmo';
 
 ALTER TYPE job_type ADD VALUE 'create_protocols';
 ALTER TYPE job_type ADD VALUE 'process_scans';
+
+ALTER TYPE job_state ADD VALUE 'preparing';

mo/db.py

@@ -690,6 +690,7 @@ class JobType(MOEnum):
 
 
 class JobState(MOEnum):
+    preparing = auto()
     ready = auto()
     running = auto()
     done = auto()
@@ -700,6 +701,7 @@ class JobState(MOEnum):
 
 
 job_state_names = {
+    JobState.preparing: 'připravuje se',
     JobState.ready: 'čeká na spuštění',
     JobState.running: 'zpracovává se',
     JobState.done: 'dokončena',