Implements the approved simplification Agent Note: sse.ts now pipes the
response body through TextDecoderStream and EventSourceParserStream
(eventsource-parser/stream) and keeps only the DeepSeek protocol shim —
yield each event's data, terminate on [DONE], throw
LlmError('STREAM_CLOSED') on EOF without the sentinel. The SSE
spec-conformance tests are deleted; sse.spec.ts pins only the
[DONE]/STREAM_CLOSED/EOF contract, including the new spec-strict verdict
that an unterminated trailing event is truncation (the old parser
flushed it — a robustness nicety no real provider shape needs).
eventsource-parser@^3.1.0 becomes llm-deepseek's second runtime
dependency (already in the lockfile transitively via the MCP SDK).
Docs: the Agent Note moves proposed/ → implemented/ and is rewritten per
the lifecycle contract; the rejected NIH roll-up note's inbound links
follow. The twin-adapters note, dsh-llm LlmAdapter JSDoc (and its
type-equiv fences), cookbook, group/package READMEs, root AGENTS.md
layout line, sdk-helper comments, and the regenerated config catalog
drop the "hand-rolled fetch + SSE" claim in both languages; all eight
touched pairs re-recorded.
@deepseek-ai/dsh-helper
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Shared project domain and infrastructure for create-sdk and dsh-sdk config. SdkProject is a read-only snapshot; ProjectEditSession is the only mutation and commit boundary. The SDK architecture Agent Note owns the rationale.
The package owns the builtin typed-spec catalog, provider/app behavior entities, structured project file objects, helper-owned project templates, the shared typed TextTemplate renderer, package-manager strategies, local-plugin blueprints, typed questions, and the clack prompt adapter. It never boots a Cordis application.
All business and document validation completes before commit writes any affected file. Commit detects external edits made after the session opened, but deliberately provides no cross-file rollback after writing starts.
Builtin features are provider, bash, app, persistence, HMR, filesystem, todo, skill, web, subagent, workflow, compaction, hooks, repeat-tool guard, timeout policy, and ask-user. The catalog owns feature options, required and non-default Cordis plugin config, feature requirements, resource contribution, and round-trip markers; create and config use the same registry and configurator. The ACP app option contributes only the automation bridge; interactive services belong to TUI or Web compositions.
SdkProject.open() requires only readable root package.json and cordis.yml. A Cordis config entry anchors feature installation; a package present only through a linked NPM dependency closure leaves the feature absent. Once an owned Cordis config entry exists, an incomplete resource shape is inconsistent and cannot be modified automatically.
.env.example follows the currently selected features. .env is append-only: helper may add a missing differently named variable, but never updates or removes existing content.
The package root explicitly exports only the objects consumed by create-sdk and dsh-scripts; internal modules have no src/* or package-manifest subpath export.
Model Experience
None, as the project domain edits files and never mounts a live agent or model request.
KV Cache effect
None; this package neither assembles nor sends a provider request.
Known Limitations and Deferred Work
- Commit is not transactional across files — external edits are detected before each write, but a later failure does not roll back files already written.