Merge pull request #2352 from rluisr/fix/register-sisyphus-junior-as-builtin-agent

fix: register sisyphus-junior as builtin agent

src/shared/model-requirements.test.ts

@@ -201,8 +201,8 @@ describe("AGENT_MODEL_REQUIREMENTS", () => {
     expect(hephaestus.requiresModel).toBeUndefined()
   })
 
-  test("all 10 builtin agents have valid fallbackChain arrays", () => {
-    // #given - list of 10 agent names
+  test("all 11 builtin agents have valid fallbackChain arrays", () => {
+    // #given - list of 11 agent names
     const expectedAgents = [
       "sisyphus",
       "hephaestus",
@@ -214,13 +214,14 @@ describe("AGENT_MODEL_REQUIREMENTS", () => {
       "metis",
       "momus",
       "atlas",
+      "sisyphus-junior",
     ]
 
     // when - checking AGENT_MODEL_REQUIREMENTS
     const definedAgents = Object.keys(AGENT_MODEL_REQUIREMENTS)
 
     // #then - all agents present with valid fallbackChain
-    expect(definedAgents).toHaveLength(10)
+    expect(definedAgents).toHaveLength(11)
     for (const agent of expectedAgents) {
       const requirement = AGENT_MODEL_REQUIREMENTS[agent]
       expect(requirement).toBeDefined()

src/shared/model-requirements.ts

@@ -170,6 +170,19 @@ export const AGENT_MODEL_REQUIREMENTS: Record<string, ModelRequirement> = {
       { providers: ["openai", "github-copilot", "opencode"], model: "gpt-5.4", variant: "medium" },
     ],
   },
+  "sisyphus-junior": {
+    fallbackChain: [
+      {
+        providers: ["anthropic", "github-copilot", "opencode"],
+        model: "claude-sonnet-4-6",
+      },
+      { providers: ["openai", "github-copilot", "opencode"], model: "gpt-5.4", variant: "medium" },
+      {
+        providers: ["google", "github-copilot", "opencode"],
+        model: "gemini-3-flash",
+      },
+    ],
+  },
 };
 
 export const CATEGORY_MODEL_REQUIREMENTS: Record<string, ModelRequirement> = {