DSH Web composer stats strip

Key features

• Balancehost queries api.deepseek.com/user/balance directly (the DEEPSEEK_API_KEY credential goes through the DSH credentials seam, never the browser), 15s cache
• The balance is the whole DeepSeek account (web chat, other programs and other machines sharing the key all deduct from it)
• the host has a 2s anti-flood cooldown).
• The hover popover shows the granted / topped-up split (degrades to the total when fields are missing), a days-left estimate (EWMA-smoothed from today's spend and the trailing daily history), and a recharge link from the warn tier down.
• Pricingofficial CNY price table (api-docs.deepseek.com/zh-cn/quick_start/pricing), re-synced by the host every 6h by mapping the official model-header columns, with a builtin fallback