refactor: merge deepen-plan into ce:plan as automatic confidence check (#404)

tests/codex-converter.test.ts

@@ -286,7 +286,7 @@ Task compound-engineering:review:security-reviewer(code_diff)`,
           description: "Planning with commands",
           body: `After planning, you can:
 
-1. Run /deepen-plan to enhance
+1. Run /todo-resolve to enhance
 2. Run /plan_review for feedback
 3. Start /workflows:work to implement
 
@@ -309,7 +309,7 @@ Don't confuse with file paths like /tmp/output.md or /dev/null.`,
     const parsed = parseFrontmatter(commandSkill!.content)
 
     // Slash commands should be transformed to /prompts: syntax
-    expect(parsed.body).toContain("/prompts:deepen-plan")
+    expect(parsed.body).toContain("/prompts:todo-resolve")
     expect(parsed.body).toContain("/prompts:plan_review")
     expect(parsed.body).toContain("/prompts:workflows-work")
 

tests/codex-writer.test.ts

@@ -119,7 +119,7 @@ description: Brainstorm workflow
 
 Continue with /ce:plan when ready.
 Or use /workflows:plan if you're following an older doc.
-Use /deepen-plan for deeper research.
+Use /todo-resolve for deeper research.
 `,
     )
     await fs.writeFile(
@@ -135,7 +135,7 @@ Use /deepen-plan for deeper research.
         promptTargets: {
           "ce-plan": "ce-plan",
           "workflows-plan": "ce-plan",
-          "deepen-plan": "deepen-plan",
+          "todo-resolve": "todo-resolve",
         },
         skillTargets: {},
       },
@@ -149,7 +149,7 @@ Use /deepen-plan for deeper research.
     )
     expect(installedSkill).toContain("/prompts:ce-plan")
     expect(installedSkill).not.toContain("/workflows:plan")
-    expect(installedSkill).toContain("/prompts:deepen-plan")
+    expect(installedSkill).toContain("/prompts:todo-resolve")
 
     const notes = await fs.readFile(
       path.join(tempRoot, ".codex", "skills", "ce-brainstorm", "notes.md"),

tests/copilot-converter.test.ts

@@ -466,12 +466,12 @@ Task best-practices-researcher(topic)`
   })
 
   test("replaces colons with hyphens in slash commands", () => {
-    const input = `1. Run /deepen-plan to enhance
+    const input = `1. Run /todo-resolve to enhance
 2. Start /workflows:work to implement
 3. File at /tmp/output.md`
 
     const result = transformContentForCopilot(input)
-    expect(result).toContain("/deepen-plan")
+    expect(result).toContain("/todo-resolve")
     expect(result).toContain("/workflows-work")
     expect(result).not.toContain("/workflows:work")
     // File paths preserved

tests/droid-converter.test.ts

@@ -214,7 +214,7 @@ Task best-practices-researcher(topic)`,
           description: "Planning with commands",
           body: `After planning, you can:
 
-1. Run /deepen-plan to enhance
+1. Run /todo-resolve to enhance
 2. Run /plan_review for feedback
 3. Start /workflows:work to implement
 
@@ -233,7 +233,7 @@ Don't confuse with file paths like /tmp/output.md or /dev/null.`,
     })
 
     const parsed = parseFrontmatter(bundle.commands[0].content)
-    expect(parsed.body).toContain("/deepen-plan")
+    expect(parsed.body).toContain("/todo-resolve")
     expect(parsed.body).toContain("/plan_review")
     expect(parsed.body).toContain("/work")
     expect(parsed.body).not.toContain("/workflows:work")

tests/pi-converter.test.ts

@@ -57,7 +57,7 @@ describe("convertClaudeToPi", () => {
             "- Task repo-research-analyst(feature_description)",
             "- Task learnings-researcher(feature_description)",
             "Use AskUserQuestion tool for follow-up.",
-            "Then use /workflows:work and /prompts:deepen-plan.",
+            "Then use /workflows:work and /prompts:todo-resolve.",
             "Track progress with TodoWrite and TodoRead.",
           ].join("\n"),
           sourcePath: "/tmp/plugin/commands/plan.md",
@@ -81,7 +81,7 @@ describe("convertClaudeToPi", () => {
     expect(parsedPrompt.body).toContain("Run subagent with agent=\"learnings-researcher\" and task=\"feature_description\".")
     expect(parsedPrompt.body).toContain("ask_user_question")
     expect(parsedPrompt.body).toContain("/workflows-work")
-    expect(parsedPrompt.body).toContain("/deepen-plan")
+    expect(parsedPrompt.body).toContain("/todo-resolve")
     expect(parsedPrompt.body).toContain("file-based todos (todos/ + /skill:todo-create)")
   })
 

tests/review-skill-contract.test.ts

@@ -154,7 +154,7 @@ describe("ce-review contract", () => {
     }
   })
 
-  test("leaves data-migration-expert as the unstructured deepen-plan reviewer", async () => {
+  test("leaves data-migration-expert as the unstructured review format", async () => {
     const content = await readRepoFile(
       "plugins/compound-engineering/agents/review/data-migration-expert.md",
     )