Feature matrix (0.1.x preview channel)

Status for the ALTAI VS Code host against ENGINEERING_PLAN V4–V7 / TASK-012.

Code	Meaning
G	Green — implemented in this repo and gated in CI
Y	Yellow — machinery present; requires org secrets / registry action
R	Red — out of scope for this channel

Host foundations

Area	Status	Notes
Trust-gated native host + stdio RPC	G
Capability-gated Chat + Operations	G
Diagnostics + recovery + PIN dump	G	host status bar, copy report, virtual/no-workspace codes
Command palette / menu deep-links	G	Ask About *, Settings, Ops, recovery
Getting Started walkthrough	G	trust / open / connect / diagnostics; command/slash/opt-in
Remote `extensionKind: workspace`	G
Host pin (`PIN.json` + COMPATIBILITY)	G	`verify:host-pin`
Stage / build native host scripts	G	`stage:native-host`, `build:native-host`
Multi-OS real host VSIX (`release.yml`)	G	workflow_dispatch / tags
Fixture package matrix (`package.yml`)	G	PR packaging invariant
Integration packaging smoke	G	`integration.yml`

Area	Status	Notes
Shared UI chat surfaces	G
Operations shell	G
Secret + license scan	G
a11y shell (CSP, landmark, reduced-motion)	G	unit smoke

Area	Status	Notes
npm publish `@altai/host-contract` / `agent-protocol` / `agent-ui`	Y	token authenticates; npm identity still needs `@altai` scope publish authorization
Marketplace pre-release publish	Y	automation ready; repository still needs `VSCE_PAT`
Marketplace stable	Y	after alpha soak; drop `"preview": true`
Live Remote SSH e2e against fleet	Y	checklist in RELEASE.md
Signed host signatures beyond sha256	Y	org signing pipeline

Chat visual/Desktop parity program: DESKTOP_CHAT_PARITY.md.

For the sequenced program that turns remaining Y cells and host-side product gaps into green work, see UNLOCK_PLAN.md.

Area	Status	Notes
`vscode.dev` pure web	R	no native host spawn
Second chat UI fork	R	architecture ban