FIG 1.2EventEnvelopeRULEEVALUATE→ HiggsDENYALLOWActionPlanordered[]FILTERdry-run

Fermion

Decisioning & Orchestration

Matter particle — gives the system its structure

Core routing engine. Evaluates pipeline rules against incoming EventEnvelopes, consults Higgs for policy evaluation, produces ActionPlans — ordered, declared lists of Actions. Dispatches to Photon for execution. Supports dry-run mode as a first-class concept.

Outputs

ActionPlans + execution results + decision metadata + dry-run reports

Must Never

Own tenant policy, embed connector logic, act as audit ledger, hold durable workflow state

Pipeline Position