feat(core): add command registry (#30624)

packages/opencode/src/session/prompt.ts

@@ -241,7 +241,7 @@ export const layer = Layer.effect(
       session: Session.Info
       history: SessionV1.WithParts[]
       providerID: ProviderV2.ID
-      modelID: ProviderV2.ModelID
+      modelID: ModelV2.ID
     }) {
       if (input.session.parentID) return
       if (!Session.isDefaultTitle(input.session.title)) return
@@ -653,7 +653,7 @@ export const layer = Layer.effect(
 
     const getModel = Effect.fn("SessionPrompt.getModel")(function* (
       providerID: ProviderV2.ID,
-      modelID: ProviderV2.ModelID,
+      modelID: ModelV2.ID,
       sessionID: SessionID,
     ) {
       const exit = yield* provider.getModel(providerID, modelID).pipe(Effect.exit)
@@ -681,7 +681,7 @@ export const layer = Layer.effect(
       if (current?.model) {
         return {
           providerID: ProviderV2.ID.make(current.model.providerID),
-          modelID: ProviderV2.ModelID.make(current.model.id),
+          modelID: ModelV2.ID.make(current.model.id),
           ...(current.model.variant && current.model.variant !== "default" ? { variant: current.model.variant } : {}),
         }
       }
@@ -1679,7 +1679,7 @@ export const defaultLayer = Layer.suspend(() =>
 )
 const ModelRef = Schema.Struct({
   providerID: ProviderV2.ID,
-  modelID: ProviderV2.ModelID,
+  modelID: ModelV2.ID,
 })
 
 export const PromptInput = Schema.Struct({