chore(test): sync agent name casing in tests (#1128)

Co-authored-by: justsisyphus <justsisyphus@users.noreply.github.com>

src/features/builtin-commands/templates/start-work.ts

@@ -25,7 +25,7 @@ export const START_WORK_TEMPLATE = `You are starting a Sisyphus work session.
    }
    \`\`\`
 
-5. **Read the plan file** and start executing tasks according to Orchestrator Sisyphus workflow
+5. **Read the plan file** and start executing tasks according to atlas workflow
 
 ## OUTPUT FORMAT
 
@@ -69,4 +69,4 @@ Reading plan and beginning execution...
 - The session_id is injected by the hook - use it directly
 - Always update boulder.json BEFORE starting work
 - Read the FULL plan file before delegating any tasks
-- Follow Orchestrator Sisyphus delegation protocols (7-section format)`
+- Follow atlas delegation protocols (7-section format)`

src/features/claude-code-session-state/state.test.ts

@@ -37,7 +37,7 @@ describe("claude-code-session-state", () => {
       setSessionAgent(sessionID, "Prometheus (Planner)")
 
       // #when - try to overwrite
-      setSessionAgent(sessionID, "Sisyphus")
+      setSessionAgent(sessionID, "sisyphus")
 
       // #then - first agent preserved
       expect(getSessionAgent(sessionID)).toBe("Prometheus (Planner)")
@@ -58,10 +58,10 @@ describe("claude-code-session-state", () => {
       setSessionAgent(sessionID, "Prometheus (Planner)")
 
       // #when - force update
-      updateSessionAgent(sessionID, "Sisyphus")
+      updateSessionAgent(sessionID, "sisyphus")
 
       // #then
-      expect(getSessionAgent(sessionID)).toBe("Sisyphus")
+      expect(getSessionAgent(sessionID)).toBe("sisyphus")
     })
   })
 
@@ -129,7 +129,7 @@ describe("claude-code-session-state", () => {
       // #given - user switches to custom agent "MyCustomAgent"
       const sessionID = "test-session-custom"
       const customAgent = "MyCustomAgent"
-      const defaultAgent = "Sisyphus"
+      const defaultAgent = "sisyphus"
 
       // User switches to custom agent (via UI)
       setSessionAgent(sessionID, customAgent)

src/features/context-injector/injector.test.ts

@@ -21,7 +21,7 @@ describe("createContextInjectorMessagesTransformHook", () => {
       sessionID,
       role,
       time: { created: Date.now() },
-      agent: "Sisyphus",
+      agent: "sisyphus",
       model: { providerID: "test", modelID: "test" },
       path: { cwd: "/", root: "/" },
     },