fix(sisyphus-junior): use categoryConfig.model instead of hardcoded sonnet-4.5 (#718)

src/agents/sisyphus-junior.ts

@@ -149,13 +149,13 @@ export function createSisyphusJuniorAgent(
 ): AgentConfig {
   const prompt = buildSisyphusJuniorPrompt(promptAppend)
   const model = categoryConfig.model
-
   const baseRestrictions = createAgentToolRestrictions(BLOCKED_TOOLS)
   const mergedConfig = migrateAgentConfig({
     ...baseRestrictions,
     ...(categoryConfig.tools ? { tools: categoryConfig.tools } : {}),
   })
 
+
   const base: AgentConfig = {
     description:
       "Sisyphus-Junior - Focused task executor. Same discipline, no delegation.",