[improvement] Increase publisher default epochs to 12

Set runtime default epochs to 12 when publishOptions.epochs is not provided.

Align assets table schema default for epochs to 12 for consistency.

Author: Jurij Skornik

packages/plugin-dkg-publisher/src/database/schema.ts

@@ -34,7 +34,7 @@ export const assets = mysqlTable(
     // Publishing configuration
     priority: int("priority").default(50),
     privacy: mysqlEnum("privacy", ["private", "public"]).default("private"),
-    epochs: int("epochs").default(2),
+    epochs: int("epochs").default(12),
     replications: int("replications").default(1),
     maxAttempts: int("max_attempts").default(3),
 

packages/plugin-dkg-publisher/src/services/AssetService.ts

@@ -31,7 +31,7 @@ export class AssetService extends EventEmitter {
       status: "queued",
       queuedAt: sql`NOW()`,
       privacy: input.publishOptions?.privacy || "private",
-      epochs: input.publishOptions?.epochs || 2,
+      epochs: input.publishOptions?.epochs || 12,
       maxAttempts: input.publishOptions?.maxAttempts || 3,
       retryCount: 0,
     });