refactor(scout): resolve configured reference mentions (#26701)

packages/opencode/src/v2/session-message-updater.ts

@@ -123,6 +123,7 @@ export function update<Result>(adapter: Adapter<Result>, event: SessionEvent.Eve
           text: event.data.prompt.text,
           files: event.data.prompt.files,
           agents: event.data.prompt.agents,
+          references: event.data.prompt.references,
           time: { created: event.data.timestamp },
         }),
       )

packages/opencode/src/v2/session-message.ts

@@ -34,6 +34,7 @@ export class User extends Schema.Class<User>("Session.Message.User")({
   text: Prompt.fields.text,
   files: Prompt.fields.files,
   agents: Prompt.fields.agents,
+  references: Prompt.fields.references,
   type: Schema.Literal("user"),
   time: Schema.Struct({
     created: V2Schema.DateTimeUtcFromMillis,

packages/opencode/src/v2/session-prompt.ts

@@ -29,8 +29,21 @@ export class AgentAttachment extends Schema.Class<AgentAttachment>("Prompt.Agent
   source: Source.pipe(Schema.optional),
 }) {}
 
+export class ReferenceAttachment extends Schema.Class<ReferenceAttachment>("Prompt.ReferenceAttachment")({
+  name: Schema.String,
+  kind: Schema.Literals(["local", "git", "invalid"]),
+  uri: Schema.String.pipe(Schema.optional),
+  repository: Schema.String.pipe(Schema.optional),
+  branch: Schema.String.pipe(Schema.optional),
+  target: Schema.String.pipe(Schema.optional),
+  targetUri: Schema.String.pipe(Schema.optional),
+  problem: Schema.String.pipe(Schema.optional),
+  source: Source.pipe(Schema.optional),
+}) {}
+
 export class Prompt extends Schema.Class<Prompt>("Prompt")({
   text: Schema.String,
   files: Schema.Array(FileAttachment).pipe(Schema.optional),
   agents: Schema.Array(AgentAttachment).pipe(Schema.optional),
+  references: Schema.Array(ReferenceAttachment).pipe(Schema.optional),
 }) {}