Anthropic 不會告訴你的 18 個 Claude 設置，老用戶全在偷偷用

{
  "enabledPlugins": {
    "formatter@acme-tools": true,
    "deployer@acme-tools": false,
    "old-experiment@personal": false
  }
}

{
  "permissions": {
    "deny": [
      "Read(.env)",
      "Read(.env.*)",
      "Read(**/*secret*)",
      "Bash(rm -rf:*)",
      "Bash(sudo:*)"
    ]
  }
}

{
  "hooks": {
    "SessionStart": [{
      "matcher": "startup",
      "hooks": [{
        "type": "command",
        "command": "cat .claude/context-$(git branch --show-current).md 2>/dev/null || true"
      }]
    }]
  }
}

// /docs 項目
{ "model": "claude-haiku-4-5-20251001" }
// /infra 項目
{ "model": "claude-sonnet-4-6" }
// /core-engine 項目
{ "model": "claude-opus-4-7" }

{
  "mcpServers": {
    "github":   { "command": "...", "enabled": true },
    "postgres": { "command": "...", "enabled": true },
    "slack":    { "command": "...", "enabled": false },
    "linear":   { "command": "...", "enabled": false }
  }
}

// 錯：斷點放喺用戶消息後面
messages = [
    {"role": "system", "content": SYSTEM_PROMPT},
    {"role": "user", "content": user_question,
     "cache_control": {"type": "ephemeral"}}
]

// 啱：斷點放喺穩定 system prompt 後面
messages = [
    {"role": "system", "content": SYSTEM_PROMPT,
     "cache_control": {"type": "ephemeral"}},
    {"role": "user", "content": user_question}
]

#!/usr/bin/env bash
SETTINGS="$HOME/.claude/settings.json"
echo "=== 啓用的插件數 ==="
jq '.enabledPlugins // {} | to_entries | map(select(.value==true)) | length' "$SETTINGS" 2>/dev/null
echo "目標:3-5 個常駐。"
echo "=== 啓用的 MCP 服務器數 ==="
jq '.mcpServers // {} | to_entries | map(select(.value.enabled==true)) | length' "$SETTINGS" 2>/dev/null
echo "目標:3 個常駐。"
echo "=== deny 規則數 ==="
jq '.permissions.deny // [] | length' "$SETTINGS" 2>/dev/null
echo "目標:至少 5 條。.env / sudo / rm -rf 必備。"
echo "=== SessionStart 鈎子數 ==="
jq '.hooks.SessionStart // [] | length' "$SETTINGS" 2>/dev/null
echo "=== cleanupPeriodDays ==="
jq '.cleanupPeriodDays // 30' "$SETTINGS" 2>/dev/null
echo "目標:180。"