Fellow Level Ladder

Assess where ONE fellow sits on the Icarus ladder — Literate → Practitioner → Operator → Frontier → Author — by checking which EXIT ARTEFACT each level requires actually EXISTS and can be cited, never by how ready the fellow feels. Fires on "how's this fellow doing", "assess a fellow", "what level am I / is this fellow at", "am I ready to level up", "level up this fellow". Output is a filled level assessment: the ladder table with a cited artefact and evidence rung per rung, the assigned level (highest level with an unbroken artefact chain beneath it), and the single next exit artefact to produce plus the skill that produces it. Self-assessment on feelings / confidence / …