feat(db): add fabric_first flag to scenario

Adds `fabric_first boolean NOT NULL DEFAULT false` to the scenario table
via the drizzle model, with the generated migration (0268).

Migration to be run via `npm run migration:migrate` once merged to main.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/app/db/migrations/0268_free_magneto.sql

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

src/app/db/migrations/meta/_journal.json

@@ -1870,6 +1870,13 @@
       "when": 1783521828294,
       "tag": "0267_add_hubspot_deal_planning_columns",
       "breakpoints": true
+    },
+    {
+      "idx": 268,
+      "version": "7",
+      "when": 1783596612599,
+      "tag": "0268_free_magneto",
+      "breakpoints": true
     }
   ]
 }

src/app/db/schema/recommendations.ts

@@ -318,6 +318,7 @@ export const scenario = pgTable("scenario", {
   exclusions: text("exclusions"),
   multiPlan: boolean("multi_plan"),
   isDefault: boolean("is_default").notNull(),
+  fabricFirst: boolean("fabric_first").notNull().default(false),
   // Aggregations that were previously being stored against the portfolio, that are now being stored against the scenario
   cost: real("cost"),
   contingency: real("contingency"),