feat: add Atomizer HQ multi-agent cluster infrastructure

- 8-agent OpenClaw cluster (Manager, Tech-Lead, Secretary, Auditor,
  Optimizer, Study-Builder, NX-Expert, Webster)
- Orchestration engine: orchestrate.py (sync delegation + handoffs)
- Workflow engine: YAML-defined multi-step pipelines
- Agent workspaces: SOUL.md, AGENTS.md, MEMORY.md per agent
- Shared skills: delegate, orchestrate, atomizer-protocols
- Capability registry (AGENTS_REGISTRY.json)
- Cluster management: cluster.sh, systemd template
- All secrets replaced with env var references

hq/projects/.template/0_intake/README.md

@@ -0,0 +1,10 @@
+# 0_intake
+
+Drop project files here:
+- Contracts / requirements documents
+- CAD screenshots or exports
+- Reference images
+- Engineering notes
+- Any context the team needs to understand the problem
+
+The Technical Lead will consume these to produce the breakdown in `1_breakdown/`.