feat: add base database management

migrations/0001_jobs.sql

@@ -0,0 +1,20 @@
+create table jobs
+(
+    id          integer
+        constraint jobs_pk
+            primary key autoincrement,
+    task_id     integer                        not null
+        constraint jobs_tasks_id_fk
+            references tasks,
+    status_id   integer                        not null
+        constraint jobs_statuses_id_fk
+            references statuses,
+    output      TEXT,
+    started_at  TEXT default CURRENT_TIMESTAMP not null,
+    finished_at TEXT,
+    "order"     integer                        not null
+);
+
+create index jobs_task_id_order_index
+    on jobs (task_id asc, "order" desc);
+