manifest.js

const manifest = {
  display_information: {
    name: "picobot",
    description: "OpenClaw in 400 lines of code",
    background_color: "#4A154B",
  },
  features: {
    bot_user: { display_name: "picobot", always_online: true },
    app_home: {
      home_tab_enabled: false,
      messages_tab_enabled: true,
      messages_tab_read_only_enabled: false,
    },
    assistant_view: {
      assistant_description: "OpenClaw in 400 lines of code",
    },
  },
  oauth_config: {
    scopes: {
      bot: [
        "app_mentions:read",
        "assistant:write",
        "reactions:write",
        "reactions:read",
        "channels:history",
        "chat:write",
        "groups:history",
        "groups:read",
        "files:read",
        "im:history",
        "im:read",
        "im:write",
        "mpim:history",
        "mpim:read",
        "users:read",
        "links:read",
        "commands",
      ],
    },
  },
  settings: {
    event_subscriptions: {
      bot_events: [
        "app_mention",
        "message.channels",
        "message.groups",
        "message.im",
        "reaction_added",
        "reaction_removed",
        "assistant_thread_started",
        "member_joined_channel",
      ],
    },
    token_rotation_enabled: false,
    org_deploy_enabled: false,
    socket_mode_enabled: true,
  },
};

const url = `https://api.slack.com/apps?new_app=1&manifest_json=${encodeURIComponent(JSON.stringify(manifest))}`;

console.log(url);