feat(loop): allow run_loop.sh to automatically load existing plan if --plan is omitted

.agents/skills/multi-agent-mux-loop/scripts/run_loop.sh

@@ -147,7 +147,7 @@ import os, json
 d = json.loads(os.environ.get('MAM_STATE_JSON', '{}'))
 target_agent = os.environ.get('TARGET_AGENT')
 reviewers = [s.get('name') for s in d.get('tmux_sessions', [])
-             if s.get('role') == 'reviewer' and s.get('name') != target_agent]
+             if 'reviewer' in s.get('role', '') and s.get('name') != target_agent]
 print(','.join(reviewers))
 "
 }
@@ -185,9 +185,9 @@ resolve_planner_session() {
   MAM_STATE_JSON="$(load_state_json)" python3 -c "
 import os, json
 d = json.loads(os.environ.get('MAM_STATE_JSON', '{}'))
-planner = 'canary-projects-multi-agent-mux-planner-claude'
+planner = 'canary-projects-multi-agent-mux-planner-reviewer-claude'
 for s in d.get('tmux_sessions', []):
-    if s.get('role') == 'planner':
+    if 'planner' in s.get('role', ''):
         planner = s.get('name')
         break
 print(planner)
@@ -312,6 +312,11 @@ if [ "$PLAN_MODE" = true ]; then
   log_success "Interactive planning completed. Plan finalized."
 else
   log_info "=== Phase 1: Self-Planning Mode (Direct Execution) ==="
+  EXISTING_PLAN_FILE=".agents/reports/canary-projects-multi-agent-mux-planner-reviewer-claude/report-final.md"
+  if [ -f "$EXISTING_PLAN_FILE" ]; then
+    log_info "Found existing promoted plan at '$EXISTING_PLAN_FILE'. Loading plan..."
+    CURRENT_PLAN=$(cat "$EXISTING_PLAN_FILE")
+  fi
 fi
 
 # ===========================================================================
@@ -324,8 +329,8 @@ log_info "=== Phase 2: Code Implementation ==="
 BASE_COMMIT=$(git rev-parse HEAD 2>/dev/null || echo "")
 
 EXECUTION_PROMPT="다음 작업 목표를 완성해주세요: $TASK"
-if [ "$PLAN_MODE" = true ]; then
-  EXECUTION_PROMPT="최종 합의된 다음 계획서에 입각하여 코드를 수정 및 구현해주세요. 계획서:\n$CURRENT_PLAN"
+if [ -n "$CURRENT_PLAN" ]; then
+  EXECUTION_PROMPT="이미 수립된 다음 계획서에 입각하여 작업자의 판단하에 코드를 구현하고 작업 목표를 완성해주세요. 계획서:\n$CURRENT_PLAN\n\n작업 목표: $TASK"
 fi
 
 EXEC_JOB_OUTPUT=$(bash .agents/skills/multi-agent-mux-delegate-job/multi-agent-mux-delegate-job submit \