feat(10-01): add pros/cons columns through backend

- Add pros/cons nullable TEXT columns to threadCandidates schema
- Generate and apply Drizzle migration (0004_soft_synch.sql)
- Mirror pros/cons columns in test helper CREATE TABLE
- createCandidate: pass pros/cons to values() object
- updateCandidate: add pros/cons to Partial type
- getThreadWithCandidates: include pros/cons in select projection
- createCandidateSchema: add optional pros/cons string fields

src/server/services/thread.service.ts

@@ -73,6 +73,8 @@ export function getThreadWithCandidates(db: Db = prodDb, threadId: number) {
 			productUrl: threadCandidates.productUrl,
 			imageFilename: threadCandidates.imageFilename,
 			status: threadCandidates.status,
+			pros: threadCandidates.pros,
+			cons: threadCandidates.cons,
 			createdAt: threadCandidates.createdAt,
 			updatedAt: threadCandidates.updatedAt,
 			categoryName: categories.name,
@@ -151,6 +153,8 @@ export function createCandidate(
 			productUrl: data.productUrl ?? null,
 			imageFilename: data.imageFilename ?? null,
 			status: data.status ?? "researching",
+			pros: data.pros ?? null,
+			cons: data.cons ?? null,
 		})
 		.returning()
 		.get();
@@ -168,6 +172,8 @@ export function updateCandidate(
 		productUrl: string;
 		imageFilename: string;
 		status: "researching" | "ordered" | "arrived";
+		pros: string;
+		cons: string;
 	}>,
 ) {
 	const existing = db