feat: supports k3s deployment

[bdchatham]

Task

Goal
Deploy Aphex platform infrastructure on k3s single node deployment.

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Context

Today, the platform system only supports kind. Kind is primarily for experimentation or small reproducible environments, not typically for serious workloads.

Scope

• In scope:
  • Deploy core platform services in k3s
• Out of scope:
  • No new features -- basic parity with kind deployment.

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Tasks

• k3s deployment

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Acceptance Criteria

• Feature parity with kind deployment

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Notes / Follow-ups