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SPEC-01 · Agent Control Planes & SupervisorsCONCEPTUAL ARCHITECTURE

Aegis-Agent Pattern

Conceptual Architecture: Stateful DAG supervisor with deterministic rollback safeguards

CONCEPTUAL REFERENCE ARCHITECTURE

Context & Core Problem

Multi-agent frameworks often enter uncontrolled execution loops, hallucinatory tool chaining, or state corruption when an intermediate tool returns an unexpected payload or transient error.

Architectural Approach & Decisions

Engineered a conceptual stateful DAG supervisor design with snapshot-based state rollback, schema-enforced tool contracts, and an independent validator node that audits changes before committing to workspace state.

Verifiable Evidence & Observable Outcomes

Design Specification: Hard step budget with copy-on-write snapshot rollback designed to prevent unhandled mutation faults across injected fault scenarios.

Empirical Result

Architectural specification defining deterministic action isolation, state machine checkpoints, and pre-commit invariant audits.

System Architecture & Data Flow

1

User Intent

Decomposed into verifiable acceptance criteria & sub-goals

2

Supervisor Planner

Constructs topologically sorted execution graph

3

Isolated Worker

Executes atomic tool inside sandboxed context

4

Independent Gate

Audits diff & assertions before merging state

Technical Architecture Specifications

State EngineDeterministic Hierarchical State Machine
Loop SafetyHard 12-step budget with dynamic early exit
Rollback MechanismCopy-on-write atomic filesystem snapshots
Validation GatePre-execution schema check & post-execution invariant audit
Technologies Used:TypeScriptNode.jsZodState Machine (XState)Vitest

Transparent Limitations & Governance Boundaries

Conceptual reference architecture illustrating design patterns; not a commissioned client engagement.