analysis_claude_code/s15_agent_teams/images/team-protocols-overview.ja.svg

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  <text x="380" y="28" fill="#fff" font-size="14" font-weight="700" text-anchor="middle">Team Protocols — リクエスト・レスポンス + request_id 紐付け + 状態機械</text>

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  <text x="58" y="66" fill="#2563eb" font-size="10" font-weight="600">チームランタイム</text>
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  <text x="158" y="66" fill="#7c3aed" font-size="10" font-weight="600">協調プロトコル</text>

  <!-- Row 1: Lead Loop -->
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  <text x="55" y="114" fill="#4f46e5" font-size="8" font-weight="600" text-anchor="middle">turn</text>
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  <text x="142" y="114" fill="#1e3a5f" font-size="10" font-weight="600" text-anchor="middle">messages</text>
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  <text x="234" y="114" fill="#1e3a5f" font-size="9" font-weight="600" text-anchor="middle">prompt</text>
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  <text x="326" y="114" fill="#1e3a5f" font-size="9" font-weight="600" text-anchor="middle">LLM</text>
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  <text x="556" y="98" fill="#1e3a5f" font-size="10" font-weight="600" text-anchor="middle">TOOL DISPATCH（コアツールセット）</text>
  <text x="394" y="114" fill="#2563eb" font-size="8">bash · read · write · task(4) · spawn · send · inbox</text>
  <text x="394" y="128" fill="#7c3aed" font-size="8" font-weight="700">★ request_shutdown · request_plan · review_plan</text>
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  <!-- Row 2: shutdown protocol -->
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  <text x="380" y="196" fill="#92400e" font-size="11" font-weight="700" text-anchor="middle">プロトコル A：shutdown フロー（Lead が開始 → チームメイトが応答）</text>

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  <text x="140" y="226" fill="#92400e" font-size="9" font-weight="600" text-anchor="middle">① Lead: request_shutdown</text>
  <text x="140" y="242" fill="#6b7280" font-size="7" text-anchor="middle">new_request_id() → ProtocolState</text>

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  <text x="347" y="226" fill="#92400e" font-size="9" font-weight="600" text-anchor="middle">② チームメイト: handle_shutdown</text>
  <text x="347" y="242" fill="#6b7280" font-size="7" text-anchor="middle">ack → shutdown_response</text>

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  <text x="554" y="226" fill="#92400e" font-size="9" font-weight="600" text-anchor="middle">③ Lead: consume_lead_inbox</text>
  <text x="554" y="242" fill="#6b7280" font-size="7" text-anchor="middle">match_response(request_id) → ✓</text>

  <!-- Row 3: plan approval protocol -->
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  <text x="380" y="300" fill="#1e40af" font-size="11" font-weight="700" text-anchor="middle">プロトコル B：plan approval フロー（チームメイトが開始 → Lead が審査）</text>

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  <text x="125" y="330" fill="#475569" font-size="8" font-weight="600" text-anchor="middle">0. Lead: request_plan</text>
  <text x="125" y="346" fill="#6b7280" font-size="7" text-anchor="middle">通常メッセージ（msg_type="message"）</text>

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  <text x="305" y="330" fill="#1e40af" font-size="8" font-weight="600" text-anchor="middle">① チームメイト: submit_plan</text>
  <text x="305" y="346" fill="#6b7280" font-size="7" text-anchor="middle">plan_approval_request + request_id</text>

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  <text x="490" y="330" fill="#1e40af" font-size="8" font-weight="600" text-anchor="middle">② Lead: review_plan</text>
  <text x="490" y="346" fill="#6b7280" font-size="7" text-anchor="middle">plan_approval_response</text>

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  <text x="655" y="330" fill="#1e40af" font-size="8" font-weight="600" text-anchor="middle">③ チームメイト: 受信</text>
  <text x="655" y="346" fill="#6b7280" font-size="7" text-anchor="middle">[Plan approved/rejected]</text>

  <text x="380" y="380" fill="#6b7280" font-size="8" text-anchor="middle">request_plan は通常メッセージでプロトコルではない。submit_plan がプロトコルエントリポイント（チームメイト側で ProtocolState を作成）</text>

  <!-- Row 4: State Machine + Storage -->
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  <text x="200" y="426" fill="#4c1d95" font-size="10" font-weight="700" text-anchor="middle">状態機械（両プロトコルで共用）</text>

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  <text x="84" y="454" fill="#475569" font-size="9" text-anchor="middle">pending</text>
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  <text x="152" y="445" fill="#16a34a" font-size="8" font-weight="600" text-anchor="middle">approve</text>
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  <text x="223" y="454" fill="#166534" font-size="9" text-anchor="middle">approved</text>
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  <text x="76" y="472" fill="#dc2626" font-size="8" font-weight="600" text-anchor="end">reject</text>
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  <text x="158" y="482" fill="#991b1b" font-size="9" text-anchor="middle">rejected</text>

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  <text x="565" y="426" fill="#4c1d95" font-size="10" font-weight="700" text-anchor="middle">pending_requests ストレージ</text>
  <text x="420" y="446" fill="#7c3aed" font-size="9">pending_requests: dict[str, ProtocolState]</text>
  <text x="420" y="462" fill="#6b7280" font-size="8">request_id → {type, sender, status, created_at}</text>
  <text x="420" y="478" fill="#6b7280" font-size="8">match_response: request_id でリクエストを検索</text>

  <!-- Row 5: Two protocols same machine -->
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  <text x="55" y="524" fill="#1e3a5f" font-size="10" font-weight="600">2つのプロトコル、1つのメカニズム：</text>
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  <text x="335" y="525" fill="#92400e" font-size="9" text-anchor="middle">shutdown_request</text>
  <text x="408" y="525" fill="#475569" font-size="10">と</text>
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  <text x="495" y="525" fill="#1e40af" font-size="9" text-anchor="middle">plan_approval_request</text>
  <text x="55" y="548" fill="#6b7280" font-size="8">同じ pending → approved / rejected 状態機械を共有。新しいプロトコルタイプ = 新しい msg_type、新しい状態機械は不要。request_id がリクエストとレスポンスを関連付ける。</text>

  <!-- Row 6: distinguish -->
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  <text x="55" y="588" fill="#166534" font-size="9" font-weight="600">区別：</text>
  <text x="100" y="588" fill="#475569" font-size="9">request_plan は通常メッセージ（msg_type="message"）で、lead がチームメイトに計画提出を促すために送信する。</text>
  <text x="55" y="602" fill="#475569" font-size="9">submit_plan がプロトコルエントリポイント（msg_type="plan_approval_request"）で、チームメイトが自発的に開始し、request_id を pending_requests に書き込む。</text>

  <!-- Bottom notes -->
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  <text x="70" y="642" fill="#475569" font-size="10">Runtime: MessageBus + 永続チームメイト + 自動イベント配信</text>
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  <text x="330" y="642" fill="#475569" font-size="10">Protocol: request_id + dispatch + pending_requests + プランゲート</text>
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