Classify /download for the authz gate and fix the install-prompt href assertion - #173

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-node@v4, pnpm/action-setup@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

'Meeting' is defined but never used. Allowed unused vars must match /^_/u

'TimelineNode' is defined but never used. Allowed unused vars must match /^_/u

Unexpected any. Specify a different type

'ItemUsageCounter' is defined but never used. Allowed unused vars must match /^_/u

React Hook React.useMemo has a missing dependency: 'grouped'. Either include it or remove the dependency array

'seriesMap' is defined but never used. Allowed unused args must match /^_/u

'n' is assigned a value but never used. Allowed unused vars must match /^_/u

'AiNotConfiguredError' is assigned a value but never used. Allowed unused vars must match /^_/u

'MEETINGS' is defined but never used. Allowed unused vars must match /^_/u