feat(database): add dokployBackup column to notification table and update journal

- Introduced a new boolean column "dokployBackup" in the "notification" table with a default value of false.
- Added journal entry for version 7 tagged as "0156_fair_vargas" to track this schema change.
- Created a new snapshot file for version 7 to reflect the updated database schema.

apps/dokploy/drizzle/0156_fair_vargas.sql

@@ -0,0 +1 @@
+ALTER TABLE "notification" ADD COLUMN "dokployBackup" boolean DEFAULT false NOT NULL;

apps/dokploy/drizzle/meta/_journal.json

@@ -1093,6 +1093,13 @@
       "when": 1774794547865,
       "tag": "0155_careless_clea",
       "breakpoints": true
+    },
+    {
+      "idx": 156,
+      "version": "7",
+      "when": 1774910955774,
+      "tag": "0156_fair_vargas",
+      "breakpoints": true
     }
   ]
 }