feat(opencode): wire 29-point CLI lifecycle scripts, drift-C reconciler, and skill docs

.agents/skills/multi-agent-mux-resume/scripts/update_yaml_resumed.sh

@@ -4,14 +4,14 @@
 # resume UUID 를 per-row own id (claude_session_id_own / agy_conversation_id_own)
 # 에 박는다 — agent_identities 전역은 더 이상 primary 아님 (cache 로 강등, P0-C/단계 e).
 #
-# Usage: bash update_yaml_resumed.sh --session <name> --uuid <id> [--agent claude|agy|hermes|grok]
+# Usage: bash update_yaml_resumed.sh --session <name> --uuid <id> [--agent claude|agy|hermes|grok|opencode]
 set -euo pipefail
 
 source "$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)/lib.sh"
 
 usage() {
   cat <<EOF
-Usage: $0 --session <name> --uuid <id> [--agent claude|agy|hermes|grok] [--herdr-session <name>]
+Usage: $0 --session <name> --uuid <id> [--agent claude|agy|hermes|grok|opencode] [--herdr-session <name>]
 EOF
 }
 
@@ -190,6 +190,20 @@ elif agent == 'hermes':
     cp = os.environ.get('CHILD_PID', '0')
     if cp.isdigit() and int(cp) > 0:
         target['child_pid'] = int(cp)
+elif agent == 'grok':
+    target['pane']['cmd'] = 'grok'
+    target['pane']['cmd_full'] = f'grok --resume {uuid}'
+    target['grok_session_id_own'] = uuid
+    cp = os.environ.get('CHILD_PID', '0')
+    if cp.isdigit() and int(cp) > 0:
+        target['child_pid'] = int(cp)
+elif agent == 'opencode':
+    target['pane']['cmd'] = 'opencode'
+    target['pane']['cmd_full'] = f'opencode --session {uuid} --auto --agent build'
+    target['opencode_session_id_own'] = uuid
+    cp = os.environ.get('CHILD_PID', '0')
+    if cp.isdigit() and int(cp) > 0:
+        target['child_pid'] = int(cp)
 
 snap = d.setdefault('snapshot', {})
 snap['taken_at'] = now