docs(wiki): add Hardware Requirements page Operator-facing sizing guide with three tiers (Floor / Recommended / Pro) covering CPU, RAM, storage, network, audio, display, OS tuning, and power. Plus hard constraints, why the Recommended tier earns its name, common pitfalls, and per-OS notes. Sidebar entry inserted between Installation and Getting Started under the existing User Guide group. Source: proposal in Kb2uka/openhpsdr-zeus#288, signed off and published.

Kb2uka committed May 13, 2026