Edit chainhooks

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import { ChainhooksClient, CHAINHOOKS_BASE_URL } from '@hirosystems/chainhooks-client';
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const client = new ChainhooksClient({
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  baseUrl: CHAINHOOKS_BASE_URL.testnet,
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  apiKey: process.env.HIRO_API_KEY!,
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});
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await client.updateChainhook('chainhook-uuid', {
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  name: 'Updated chainhook name',
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  filters: {
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    events: [{ type: 'ft_transfer', asset_identifier: 'SP...ABC.token::usdc' }],
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  },
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});

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// ✅ Good: Fetch first
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const current = await client.getChainhook(uuid);
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await client.updateChainhook('chainhook-uuid', {
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  filters: {
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    events: [
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      ...(current.definition.filters.events ?? []),
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      { type: 'contract_call', contract_identifier: 'SP...XYZ.counter' },
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    ],
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  },
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});
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// ❌ Bad: Will overwrite any existing events
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await client.updateChainhook(uuid, {
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  filters: { events: { type: 'contract_call', contract_identifier: 'SP...XYZ.counter' } },
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});

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await client.updateChainhook('chainhook-uuid', {
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  name: 'Updated name',
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  filters: { events: [{ type: 'stx_transfer', sender: 'SP...SENDER' }] },
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  action: { type: 'http_post', url: 'https://new-url.com/webhooks' },
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  options: { decode_clarity_values: true },
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});
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const updated = await client.getChainhook('chainhook-uuid');
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console.log('Updated:', updated.definition.name);