chore: release v0.2.0-rc.0

[github-actions]

🤖 New release

• copypatch: 0.0.0 -> 0.2.0-rc.0
• phon-schema: 0.0.0 -> 0.2.0-rc.0
• phon-ir: 0.0.0 -> 0.2.0-rc.0
• phon-engine: 0.0.0 -> 0.2.0-rc.0
• phon-jit: 0.0.0 -> 0.2.0-rc.0
• phon: 0.1.0 -> 0.2.0-rc.0
• phon-codegen: 0.0.0 -> 0.2.0-rc.0
• phon-conformance: 0.0.0 -> 0.2.0-rc.0

Changelog

copypatch

0.2.0-rc.0 - 2026-06-10

Other

• Fix Linux rustdoc link
• Add Phon release workflows
• extract_stencil_n — relocations grouped by multiple continuation symbols
• Extract copy-and-patch substrate into a reusable copypatch crate

phon-schema

0.2.0-rc.0 - 2026-06-10

Other

• Add Phon release workflows
• Add ecosystem fixture and JIT coverage
• Trace Rust schema model
• Trace schema exchange foundations
• Trace Rust package boundaries
• recursion model scaffolding — Access::Recurse + MemOp::CallBlock + Lowered
• recursive_schema_ids — cycle members for the typed recursion path
• Fix length guard for zero-sized collection elements
• JIT enum decode: distinguish writer-only variants from garbage indices
• copy-and-patch shape — stencils + (stencil, immediates) table
• descriptor model; phon-engine: expose compact align helpers
• phon-engine compact: generics + datetime/uuid/qname primitives
• compact codec for Value (first cut)
• datetime/uuid/qname as primitives with canonical-string wire form
• coarse Value codec for the Dynamic kind
• self-describing Schema codec + shared byte layer
• phon-schema identity: Sink trait, NodeIx newtype, direct SCC tests
• Implement phon-schema: types + BLAKE3 identity hash
• Value is facet_value::Value, not a separate type
• Scaffold all three implementations + conformance oracle

phon-ir

0.2.0-rc.0 - 2026-06-10

Other

• Add Phon release workflows
• Add recursive compat drift conformance vector
• Add ecosystem fixture and JIT coverage
• Trace implemented Rust descriptor facts
• Trace Rust package boundaries
• Annotate phon IR execution coverage
• Fix phon compat defaults and native byte alignment
• typed-VM recursion works end-to-end in Rust (encode + decode)
• recursion model scaffolding — Access::Recurse + MemOp::CallBlock + Lowered
• typed support for self-describing dynamic Value fields
• thunk-driven Result<T,E> support
• runnable opaque op (interpreter)
• Fix length guard for zero-sized collection elements
• Add borrowed/zero-copy decode for &str and &[u8]
• Share SkipOp walker in phon-ir for both decode engines
• Reconcile writer↔reader schemas in the typed decode path
• Add MAP support to phon typed path (interpreter)
• #[repr(int)] enums in the typed path
• Option in the typed path (the first data-directed branch)
• String in the JIT via a validation thunk (interpreter/JIT parity)
• bulk-byte op + String (interpreter)
• engine-owned sequence allocation (alloc + fill + from_raw_parts)
• owned sequences in the typed interpreter (Vec via thunks)
• fuse contiguous scalar copies — the IR specialization that pays off
• typed path — descriptor-driven MemProgram (ir.memory)
• linear IR + stack-machine interpreter for the dynamic decode path
• descriptor model; phon-engine: expose compact align helpers
• Scaffold all three implementations + conformance oracle

phon-engine

0.2.0-rc.0 - 2026-06-10

Fixed

• (typed+jit) decode Vec of zero-sized elements

Other

• Add Phon release workflows
• Prepare Phon 0.2.0-rc.0
• Prove native-sized integer fallback reporting
• Add recursive compat drift conformance vector
• Add ecosystem fixture and JIT coverage
• Trace Rust schema model
• Trace schema exchange foundations
• Trace implemented Rust descriptor facts
• Trace shared Rust compatibility helpers
• Trace Rust package boundaries
• Annotate phon IR execution coverage
• Specify and trace compat across implementations
• Share compat matching between decode paths
• reconciling decode handles recursion — lower_decode builds blocks
• typed-VM recursion works end-to-end in Rust (encode + decode)
• recursion model scaffolding — Access::Recurse + MemOp::CallBlock + Lowered
• (typed) no alignment padding for empty bulk runs
• typed support for self-describing dynamic Value fields
• thunk-driven Result<T,E> support
• runnable opaque op (interpreter)
• Add property-fuzzing harness for writer<->reader reconciliation
• Fix length guard for zero-sized collection elements
• Add borrowed/zero-copy decode for &str and &[u8]
• Share SkipOp walker in phon-ir for both decode engines
• Reconcile writer↔reader schemas in the typed decode path
• Add map tests; fix clippy question_mark in map decode
• Add MAP support to phon typed path (interpreter)
• #[repr(int)] enums in the typed path
• Option in the typed path (the first data-directed branch)
• String in the JIT via a validation thunk (interpreter/JIT parity)
• bulk-copy lowering — Vec decodes/encodes as one memcpy
• bulk-byte op + String (interpreter)
• engine-owned sequence allocation (alloc + fill + from_raw_parts)
• owned sequences in the typed interpreter (Vec via thunks)
• fuse contiguous scalar copies — the IR specialization that pays off
• facet->descriptor bridge; offsets come from Shape, not offset_of!
• copy-and-patch shape — stencils + (stencil, immediates) table
• typed path — descriptor-driven MemProgram (ir.memory)
• linear IR + stack-machine interpreter for the dynamic decode path
• descriptor model; phon-engine: expose compact align helpers
• compatibility planning (the drift core)
• phon-engine compact: generics + datetime/uuid/qname primitives
• compact codec for Value (first cut)
• Scaffold all three implementations + conformance oracle

phon-jit

0.2.0-rc.0 - 2026-06-10

Fixed

• (typed+jit) decode Vec of zero-sized elements

Other

• Add Phon release workflows
• Add ecosystem fixture and JIT coverage
• Trace Rust package boundaries
• Fix phon compat defaults and native byte alignment
• Expand native JIT typed surface
• recursion model scaffolding — Access::Recurse + MemOp::CallBlock + Lowered
• typed support for self-describing dynamic Value fields
• thunk-driven Result<T,E> support
• runnable opaque op (interpreter)
• compile MemOp::Map (decode + encode) in the copy-and-patch JIT
• adaptive output reservation for NativeEncode
• Add borrowed/zero-copy decode for &str and &[u8]
• JIT enum decode: distinguish writer-only variants from garbage indices
• Wire compat Default/SkipWire ops into NativeDecode
• Add JIT decode stencils for compat Default and SkipWire ops
• Reconcile writer↔reader schemas in the typed decode path
• Extract copy-and-patch substrate into a reusable copypatch crate
• Add MAP support to phon typed path (interpreter)
• data-directed Option and Enum stencils
• #[repr(int)] enums in the typed path
• Option in the typed path (the first data-directed branch)
• String in the JIT via a validation thunk (interpreter/JIT parity)
• handle MemOp::Bytes bulk runs (non-UTF-8) in the JIT
• bulk-byte op + String (interpreter)
• Add ENCODE direction to the copy-and-patch JIT
• drop redundant Box in seq_infos (clippy::vec_box)
• JIT-decode owned sequences (Vec) via a control-flow stencil
• owned sequences in the typed interpreter (Vec via thunks)
• nightly tail-call stencils (become) — correct, but a perf no-op
• fuse contiguous scalar copies — the IR specialization that pays off
• copy-and-patch JIT for scalar programs — real machine code
• stencils are Rust compiled by rustc, not C+clang
• native execution spine — run clang-emitted machine code from MAP_JIT
• copy-and-patch shape — stencils + (stencil, immediates) table
• Scaffold all three implementations + conformance oracle
• Add dummy crate

phon

0.2.0-rc.0 - 2026-06-10

Fixed

• (typed+jit) decode Vec of zero-sized elements

Other

• Add Phon release workflows
• Prepare Phon 0.2.0-rc.0
• Prove native-sized integer fallback reporting
• Add Dodeca small-cell fixture coverage
• Expose lowered JIT fallback reporting
• Prove native-sized JIT fallback selection
• Add Dodeca asset processing fixtures
• Add ecosystem fixture and JIT coverage
• Add phon JIT fallback diagnostics
• Trace schema exchange foundations
• Trace implemented Rust descriptor facts
• Trace Rust package boundaries
• Trace Rust JIT opt-in boundary
• Annotate phon IR execution coverage
• Fix phon compat defaults and native byte alignment
• Expand native JIT typed surface
• Specify and trace compat across implementations
• Share compat matching between decode paths
• Make phon JIT front door honest
• reconciling decode handles recursion — lower_decode builds blocks
• typed-VM recursion works end-to-end in Rust (encode + decode)
• phon derive: build_descriptor handles recursion — no more overflow
• recursion model scaffolding — Access::Recurse + MemOp::CallBlock + Lowered
• handle Option/Result/List/Map as root types
• opaque passthrough sentinel (raw_opaque_bytes / RAW_OPAQUE_BYTES_SHAPE)
• typed support for self-describing dynamic Value fields
• thunk-driven Result<T,E> support
• phon bridge: transparent newtypes + Cow/Cow<[u8]> leaves
• runnable opaque op (interpreter)
• jit-gated full-path map tests (derive -> lower -> NativeEncode/Decode)
• Add borrowed gnarly bench; drop redundant drop() in tests
• Add borrowed/zero-copy decode for &str and &[u8]
• gnarly_bench example — codec throughput on vox's GnarlyPayload
• JIT enum decode: distinguish writer-only variants from garbage indices
• Add jit-gated full-path compat tests for Default/SkipWire ops
• Reconcile writer↔reader schemas in the typed decode path
• Map dup-key test: reclaim partial map field so Miri leak check passes
• Add map tests; fix clippy question_mark in map decode
• Add MAP support to phon typed path (interpreter)
• jit-gated full-path tests for Option and Enum
• #[repr(int)] enums in the typed path
• Option in the typed path (the first data-directed branch)
• String in the JIT via a validation thunk (interpreter/JIT parity)
• bulk-byte op + String (interpreter)
• seq_bench covers encode too (interpreter vs JIT)
• seq_bench — interpreter vs JIT decode of a struct with a Vec field
• bridge Vec fields to the typed engine's owned-sequence path
• facet->descriptor bridge; offsets come from Shape, not offset_of!
• Remove outdated example
• Value is facet_value::Value, not a separate type
• Scaffold all three implementations + conformance oracle
• Show different layouts
• Add dummy crate

phon-codegen

0.2.0-rc.0 - 2026-06-10

Other

• Prepare Phon 0.2.0-rc.0
• Trace TypeScript schema codegen
• recursion model scaffolding — Access::Recurse + MemOp::CallBlock + Lowered
• render_registry(module, name) — named registry without types/schemaId
• TypeScript data-plane emitter (types + schema-bytes + registry)
• Scaffold all three implementations + conformance oracle

phon-conformance

0.2.0-rc.0 - 2026-06-10

Other

• Add Phon release workflows
• Prepare Phon 0.2.0-rc.0
• Add recursive compat drift conformance vector
• Add list element drift compat vector
• Add tuple element drift compat vector
• Add set element drift compat vector
• Add map value drift compat vector
• Broaden Swift compat payload drift coverage
• Add ecosystem fixture and JIT coverage
• recursion model scaffolding — Access::Recurse + MemOp::CallBlock + Lowered
• phon-engine (TS): align typed enum shape with phon-codegen
• phon-engine (TS): generics + dynamic kind — full Rust parity
• schema model, schema-bytes parser, compat oracle corpus
• Add value cases to the conformance corpus
• Wire up the conformance generator + Rust oracle
• Scaffold all three implementations + conformance oracle

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