axon-frontend 1.4.0

AXON compiler frontend — lexer, parser, AST, epistemic type system, type checker, IR generator. Zero runtime dependencies. v1.3.0 lowers requires_capabilities into IRAxonEndpoint (the PCC capability-containment property, §Fase 51.x.1). v1.2.0 added PRIMITIVE_REGISTRY — closed catalogue of every named language construct (45 entries) with PrimitiveInfo / DocStatus / CoverageSummary types + helpers. v1.1.0 introduced session-types + multiparty projection. See https://github.com/Bemarking/axon-lang.