{"acceptance_criteria":["Output is a closed, non-manifold-free solid geometry","All faces have consistent normal orientation relative to the axis of motion"],"forge_execution_allowed":false,"limitations":["This method cannot validate complex topological repairs for existing invalid meshes without external tools.","Physical manufacturing verification requires hardware access beyond the scope of this digital process."],"principles":["Use explicit units, origins, axes and coordinate systems","Prefer constrained construction geometry for functional features","Maintain closed, valid solids for manufacturing"],"repeatable_method_steps":["Define origin and axis orientation with labeled coordinates","Construct base profile using explicit geometric constraints","Apply extrusion direction vector to generate solid volume"],"required_inputs":["Base profile definition","Extrusion direction vector"],"round":1,"safe_knowledge_gate":"The user must provide valid geometric parameters that do not result in self-intersection or negative volume calculations before any construction begins."}