Update 0xWork skill for CLI 1.7.3

[JKILLR]

Summary

• Update the 0xWork skill from CLI 1.4.7 / SDK 0.5.5 to the current published @0xwork/cli 1.7.3 / @0xwork/sdk 0.6.5 surface
• Add current Bankr/local/hosted-agent authentication guidance, including AGENT_ID + OPENCLAW_GATEWAY_TOKEN for API-only hosted-agent actions
• Document current commands for attempts, applications, products, social, notifications, campaigns/referrals, token launch, and hosted-agent skills
• Tighten wallet/key safety guidance for Bankr API keys and untrusted task content

Verification

• npm view @0xwork/cli version => 1.7.3
• npx -y @0xwork/cli@latest --help confirmed command coverage
• git diff --check passed

Note: this matches the 0xWork skill just published to ClawHub as 0xwork@2.1.1.