feat(core): admit v2 skill guidance (#30843)

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Kit Langton 2026-06-05 11:19:55 -04:00 committed by GitHub
commit 3f64b5e621
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40 changed files with 3119 additions and 174 deletions

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@ -2,11 +2,11 @@ export * as SessionContextEpoch from "./context-epoch"
import { and, eq, isNull, lt, or, sql } from "drizzle-orm"
import { DateTime, Effect, Schema } from "effect"
import { AgentV2 } from "../agent"
import type { Database } from "../database/database"
import { EventV2 } from "../event"
import { Location } from "../location"
import { SystemContext } from "../system-context"
import { SystemContextRegistry } from "../system-context-registry"
import { SystemContext } from "../system-context/index"
import { ContextSnapshotDecodeError } from "./error"
import { SessionEvent } from "./event"
import { SessionInput } from "./input"
@ -18,6 +18,11 @@ type DatabaseService = Database.Interface["db"]
class RevisionMismatch extends Error {}
class LocationMismatch extends Error {}
export class AgentMismatch extends Error {}
export class AgentReplacementBlocked extends Schema.TaggedErrorClass<AgentReplacementBlocked>()(
"SessionContextEpoch.AgentReplacementBlocked",
{ sessionID: SessionSchema.ID, previous: AgentV2.ID, current: AgentV2.ID },
) {}
const retryRevisionMismatch = <A, E>(attempt: () => Effect.Effect<A, E>): Effect.Effect<A, E> =>
attempt().pipe(
@ -31,15 +36,17 @@ const retryRevisionMismatch = <A, E>(attempt: () => Effect.Effect<A, E>): Effect
interface Prepared {
readonly baseline: string
readonly baselineSeq: number
readonly revision: number
}
export function initialize(
db: DatabaseService,
context: SystemContextRegistry.Interface,
context: Effect.Effect<SystemContext.SystemContext>,
sessionID: SessionSchema.ID,
location: Location.Ref,
agent: AgentV2.ID,
): Effect.Effect<Prepared | undefined, SystemContext.InitializationBlocked> {
return retryRevisionMismatch(() => initializeOnce(db, context, sessionID, location)).pipe(
return retryRevisionMismatch(() => initializeOnce(db, context, sessionID, location, agent)).pipe(
Effect.withSpan("SessionContextEpoch.initialize"),
)
}
@ -47,11 +54,12 @@ export function initialize(
export function prepare(
db: DatabaseService,
events: EventV2.Interface,
context: SystemContextRegistry.Interface,
context: Effect.Effect<SystemContext.SystemContext>,
sessionID: SessionSchema.ID,
location: Location.Ref,
): Effect.Effect<Prepared, SystemContext.InitializationBlocked | ContextSnapshotDecodeError> {
return retryRevisionMismatch(() => prepareOnce(db, events, context, sessionID, location)).pipe(
agent: AgentV2.ID,
): Effect.Effect<Prepared, SystemContext.InitializationBlocked | ContextSnapshotDecodeError | AgentReplacementBlocked> {
return retryRevisionMismatch(() => prepareOnce(db, events, context, sessionID, location, agent)).pipe(
Effect.withSpan("SessionContextEpoch.prepare"),
)
}
@ -59,30 +67,38 @@ export function prepare(
const prepareOnce = Effect.fnUntraced(function* (
db: DatabaseService,
events: EventV2.Interface,
context: SystemContextRegistry.Interface,
context: Effect.Effect<SystemContext.SystemContext>,
sessionID: SessionSchema.ID,
location: Location.Ref,
agent: AgentV2.ID,
) {
const [value, stored] = yield* Effect.all([context.load(), find(db, sessionID)], { concurrency: "unbounded" })
const [value, stored] = yield* Effect.all([context, find(db, sessionID)], { concurrency: "unbounded" })
if (!stored) {
const generation = yield* SystemContext.initialize(value)
const baselineSeq = yield* insert(db, sessionID, location, generation)
return { baseline: generation.baseline, baselineSeq }
const baselineSeq = yield* insert(db, sessionID, location, agent, generation)
return { baseline: generation.baseline, baselineSeq, revision: 0 }
}
const snapshot = yield* Schema.decodeUnknownEffect(SystemContext.Snapshot)(stored.snapshot).pipe(
Effect.mapError((error) => new ContextSnapshotDecodeError({ sessionID, details: String(error) })),
)
const replacingAgent = stored.agent !== agent
const result =
stored.replacement_seq === null
stored.replacement_seq === null && !replacingAgent
? yield* SystemContext.reconcile(value, snapshot)
: yield* SystemContext.replace(value, snapshot)
if (result._tag === "Unchanged" || result._tag === "ReplacementBlocked")
return { baseline: stored.baseline, baselineSeq: stored.baseline_seq }
if (result._tag === "ReplacementBlocked" && replacingAgent) {
yield* fence(db, sessionID, agent, stored.revision)
return yield* new AgentReplacementBlocked({ sessionID, previous: stored.agent, current: agent })
}
if (result._tag === "Unchanged" || result._tag === "ReplacementBlocked") {
yield* fence(db, sessionID, agent, stored.revision)
return { baseline: stored.baseline, baselineSeq: stored.baseline_seq, revision: stored.revision }
}
if (result._tag === "ReplacementReady") {
const replacementSeq = stored.replacement_seq ?? (yield* SessionInput.latestSeq(db, sessionID))
yield* replace(db, sessionID, stored.revision, replacementSeq, result.generation)
return { baseline: result.generation.baseline, baselineSeq: replacementSeq }
yield* replace(db, sessionID, agent, stored.revision, replacementSeq, result.generation)
return { baseline: result.generation.baseline, baselineSeq: replacementSeq, revision: stored.revision + 1 }
}
yield* events.publish(
@ -90,19 +106,20 @@ const prepareOnce = Effect.fnUntraced(function* (
{ sessionID, messageID: SessionMessageID.ID.create(), timestamp: yield* DateTime.now, text: result.text },
{ commit: () => advance(db, sessionID, stored.revision, result.snapshot).pipe(Effect.orDie) },
)
return { baseline: stored.baseline, baselineSeq: stored.baseline_seq }
return { baseline: stored.baseline, baselineSeq: stored.baseline_seq, revision: stored.revision + 1 }
})
const initializeOnce = Effect.fnUntraced(function* (
db: DatabaseService,
context: SystemContextRegistry.Interface,
context: Effect.Effect<SystemContext.SystemContext>,
sessionID: SessionSchema.ID,
location: Location.Ref,
agent: AgentV2.ID,
) {
if (yield* exists(db, sessionID)) return
const generation = yield* context.load().pipe(Effect.flatMap(SystemContext.initialize))
const baselineSeq = yield* insert(db, sessionID, location, generation)
return { baseline: generation.baseline, baselineSeq }
const generation = yield* context.pipe(Effect.flatMap(SystemContext.initialize))
const baselineSeq = yield* insert(db, sessionID, location, agent, generation)
return { baseline: generation.baseline, baselineSeq, revision: 0 }
})
const exists = Effect.fn("SessionContextEpoch.exists")(function* (db: DatabaseService, sessionID: SessionSchema.ID) {
@ -125,6 +142,20 @@ const find = Effect.fn("SessionContextEpoch.find")(function* (db: DatabaseServic
.pipe(Effect.orDie)
})
const requireAgentSelection = Effect.fnUntraced(function* (
db: DatabaseService,
sessionID: SessionSchema.ID,
agent: AgentV2.ID,
) {
const selected = yield* db
.select({ agent: SessionTable.agent })
.from(SessionTable)
.where(eq(SessionTable.id, sessionID))
.get()
.pipe(Effect.orDie)
if (!selected || (selected.agent !== null && selected.agent !== agent)) return yield* Effect.die(new AgentMismatch())
})
export const requestReplacement = Effect.fn("SessionContextEpoch.requestReplacement")(function* (
db: DatabaseService,
sessionID: SessionSchema.ID,
@ -159,6 +190,7 @@ const insert = Effect.fnUntraced(function* (
db: DatabaseService,
sessionID: SessionSchema.ID,
location: Location.Ref,
agent: AgentV2.ID,
generation: SystemContext.Generation,
) {
return yield* db
@ -166,7 +198,7 @@ const insert = Effect.fnUntraced(function* (
() =>
Effect.gen(function* () {
const placed = yield* db
.select({ sessionID: SessionTable.id })
.select({ agent: SessionTable.agent })
.from(SessionTable)
.where(
and(
@ -180,12 +212,14 @@ const insert = Effect.fnUntraced(function* (
.get()
.pipe(Effect.orDie)
if (!placed) return yield* Effect.die(new LocationMismatch())
if (placed.agent !== null && placed.agent !== agent) return yield* Effect.die(new AgentMismatch())
const baselineSeq = yield* SessionInput.latestSeq(db, sessionID)
yield* db
.insert(SessionContextEpochTable)
.values({
session_id: sessionID,
baseline: generation.baseline,
agent,
snapshot: generation.snapshot,
baseline_seq: baselineSeq,
revision: 0,
@ -207,26 +241,83 @@ const insert = Effect.fnUntraced(function* (
const replace = Effect.fnUntraced(function* (
db: DatabaseService,
sessionID: SessionSchema.ID,
agent: AgentV2.ID,
expectedRevision: number,
baselineSeq: number,
generation: SystemContext.Generation,
) {
const updated = yield* db
.update(SessionContextEpochTable)
.set({
baseline: generation.baseline,
snapshot: generation.snapshot,
baseline_seq: baselineSeq,
replacement_seq: null,
revision: expectedRevision + 1,
})
.where(
and(eq(SessionContextEpochTable.session_id, sessionID), eq(SessionContextEpochTable.revision, expectedRevision)),
yield* db
.transaction(
() =>
Effect.gen(function* () {
yield* requireAgentSelection(db, sessionID, agent)
const updated = yield* db
.update(SessionContextEpochTable)
.set({
baseline: generation.baseline,
agent,
snapshot: generation.snapshot,
baseline_seq: baselineSeq,
replacement_seq: null,
revision: expectedRevision + 1,
})
.where(
and(
eq(SessionContextEpochTable.session_id, sessionID),
eq(SessionContextEpochTable.revision, expectedRevision),
),
)
.returning({ revision: SessionContextEpochTable.revision })
.get()
.pipe(Effect.orDie)
if (!updated) return yield* Effect.die(new RevisionMismatch())
}),
{ behavior: "immediate" },
)
.returning({ revision: SessionContextEpochTable.revision })
.pipe(Effect.orDie)
})
const fence = Effect.fnUntraced(function* (
db: DatabaseService,
sessionID: SessionSchema.ID,
agent: AgentV2.ID,
expectedRevision: number,
) {
const current = yield* db
.select({ selected: SessionTable.agent, revision: SessionContextEpochTable.revision })
.from(SessionContextEpochTable)
.innerJoin(SessionTable, eq(SessionTable.id, SessionContextEpochTable.session_id))
.where(eq(SessionContextEpochTable.session_id, sessionID))
.get()
.pipe(Effect.orDie)
if (!updated) return yield* Effect.die(new RevisionMismatch())
if (!current || (current.selected !== null && current.selected !== agent))
return yield* Effect.die(new AgentMismatch())
if (current.revision !== expectedRevision) return yield* Effect.die(new RevisionMismatch())
})
export const current = Effect.fn("SessionContextEpoch.current")(function* (
db: DatabaseService,
sessionID: SessionSchema.ID,
agent: AgentV2.ID,
revision: number,
) {
const value = yield* db
.select({
agent: SessionContextEpochTable.agent,
selected: SessionTable.agent,
revision: SessionContextEpochTable.revision,
})
.from(SessionContextEpochTable)
.innerJoin(SessionTable, eq(SessionTable.id, SessionContextEpochTable.session_id))
.where(eq(SessionContextEpochTable.session_id, sessionID))
.get()
.pipe(Effect.orDie)
return (
value !== undefined &&
value.agent === agent &&
(value.selected === null || value.selected === agent) &&
value.revision === revision
)
})
const advance = Effect.fnUntraced(function* (

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@ -62,7 +62,7 @@ const decodeMessageRow = (row: typeof SessionMessageTable.$inferSelect) =>
),
)
export const load = Effect.fn("SessionContext.load")(function* (db: DatabaseService, sessionID: SessionSchema.ID) {
export const load = Effect.fn("SessionHistory.load")(function* (db: DatabaseService, sessionID: SessionSchema.ID) {
const [epoch, compaction] = yield* Effect.all(
[
db
@ -78,7 +78,7 @@ export const load = Effect.fn("SessionContext.load")(function* (db: DatabaseServ
return yield* Effect.forEach(yield* messageRows(db, sessionID, compaction, epoch?.baselineSeq), decodeMessageRow)
})
export const loadForRunner = Effect.fn("SessionContext.loadForRunner")(function* (
export const loadForRunner = Effect.fn("SessionHistory.loadForRunner")(function* (
db: DatabaseService,
sessionID: SessionSchema.ID,
baselineSeq: number,
@ -89,4 +89,4 @@ export const loadForRunner = Effect.fn("SessionContext.loadForRunner")(function*
)
})
export * as SessionContext from "./context"
export * as SessionHistory from "./history"

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@ -347,14 +347,19 @@ export const layer = Layer.effectDiscard(
if (next) yield* applyUsage(db, sessionID, next)
}),
)
yield* events.project(SessionEvent.AgentSwitched, (event) =>
db
yield* events.project(SessionEvent.AgentSwitched, (event) => {
if (event.seq === undefined) return Effect.die("Synchronized Session event is missing aggregate sequence")
return db
.update(SessionTable)
.set({ agent: event.data.agent, time_updated: DateTime.toEpochMillis(event.data.timestamp) })
.where(eq(SessionTable.id, event.data.sessionID))
.run()
.pipe(Effect.orDie, Effect.andThen(run(db, event))),
)
.pipe(
Effect.orDie,
Effect.andThen(run(db, event)),
Effect.andThen(SessionContextEpoch.requestReplacement(db, event.data.sessionID, event.seq)),
)
})
yield* events.project(SessionEvent.ModelSwitched, (event) =>
Effect.gen(function* () {
yield* db

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@ -5,7 +5,8 @@ import { Context, Effect, Schema } from "effect"
import { SessionSchema } from "../schema"
import type { ContextSnapshotDecodeError, MessageDecodeError } from "../error"
import { SessionRunnerModel } from "./model"
import type { SystemContext } from "../../system-context"
import type { SystemContext } from "../../system-context/index"
import type { SessionContextEpoch } from "../context-epoch"
export class StepLimitExceededError extends Schema.TaggedErrorClass<StepLimitExceededError>()(
"SessionRunner.StepLimitExceededError",
@ -22,6 +23,7 @@ export type RunError =
| ContextSnapshotDecodeError
| StepLimitExceededError
| SystemContext.InitializationBlocked
| SessionContextEpoch.AgentReplacementBlocked
/** Runs one local continuation from already-recorded Session history. */
export interface Interface {

View file

@ -1,22 +1,24 @@
import { LLM, LLMClient, LLMError, LLMEvent, SystemPart } from "@opencode-ai/llm"
import { Cause, DateTime, Effect, FiberSet, Layer, Semaphore, Stream } from "effect"
import { Cause, DateTime, Effect, FiberSet, Layer, Schema, Semaphore, Stream } from "effect"
import { AgentV2 } from "../../agent"
import { Database } from "../../database/database"
import { EventV2 } from "../../event"
import { ModelV2 } from "../../model"
import { ProviderV2 } from "../../provider"
import { SessionSchema } from "../schema"
import { QuestionV2 } from "../../question"
import { SystemContext } from "../../system-context/index"
import { SystemContextRegistry } from "../../system-context/registry"
import { SkillGuidance } from "../../skill/guidance"
import { ToolRegistry } from "../../tool/registry"
import { SessionContextEpoch } from "../context-epoch"
import { SessionEvent } from "../event"
import { SessionInput } from "../input"
import { SessionSchema } from "../schema"
import { SessionStore } from "../store"
import { Service, StepLimitExceededError } from "./index"
import { type RunError, Service, StepLimitExceededError } from "./index"
import { SessionRunnerModel } from "./model"
import { createLLMEventPublisher } from "./publish-llm-event"
import { toLLMMessages } from "./to-llm-message"
import { ToolRegistry } from "../../tool/registry"
import { SessionRunnerModel } from "./model"
import { Database } from "../../database/database"
import { SessionInput } from "../input"
import { QuestionV2 } from "../../question"
import { SystemContextRegistry } from "../../system-context-registry"
import { SessionContextEpoch } from "../context-epoch"
import { AgentV2 } from "../../agent"
/**
* Runs one durable coding-agent Session until it settles.
@ -33,16 +35,7 @@ import { AgentV2 } from "../../agent"
* - [ ] Bound provider retries and repeated identical tool calls.
*
* - Runtime context assembly
* - [x] Load Session placement and chronological projected V2 history.
* - [x] Resolve the selected model through the location-scoped runner environment.
* - [ ] Load the selected agent and effective permissions.
* - [ ] Build provider/model-specific base instructions and environment facts.
* - [x] Load global and upward project `AGENTS.md` instructions.
* - [ ] Load configured and remote instructions plus nearby nested instructions discovered while files are read.
* - [ ] List available skills in the system prompt and expose a tool for loading skill bodies.
* - [ ] Resolve referenced files, directories, agents, repositories, MCP resources, and media.
* - [ ] Apply steering reminders, plugin transforms, and structured-output policy.
* - [ ] Compact or summarize history when context pressure requires it.
* - Track V1 runtime-context parity canonically in `specs/v2/session.md`.
*
* - One provider turn
* - [x] Translate every projected V2 Session message variant into canonical
@ -90,6 +83,7 @@ export const layer = Layer.effect(
const models = yield* SessionRunnerModel.Service
const store = yield* SessionStore.Service
const systemContext = yield* SystemContextRegistry.Service
const skillGuidance = yield* SkillGuidance.Service
const db = (yield* Database.Service).db
const getSession = Effect.fn("SessionRunner.getSession")(function* (sessionID: SessionSchema.ID) {
const session = yield* store.get(sessionID)
@ -129,14 +123,35 @@ export const layer = Layer.effect(
const isQuestionRejected = (cause: Cause.Cause<unknown>) =>
cause.reasons.some((reason) => Cause.isDieReason(reason) && reason.defect instanceof QuestionV2.RejectedError)
const runTurn = Effect.fn("SessionRunner.runTurn")(function* (
class RetryTurn extends Error {
constructor(readonly promotion: SessionInput.Delivery | undefined) {
super()
}
}
const retryAgentMismatch = (promotion: SessionInput.Delivery | undefined) =>
Effect.catchDefect((defect) =>
defect instanceof SessionContextEpoch.AgentMismatch ? Effect.die(new RetryTurn(promotion)) : Effect.die(defect),
)
const sameModel = Schema.toEquivalence(Schema.UndefinedOr(ModelV2.Ref))
const loadSystemContext = (agent: AgentV2.Selection) =>
Effect.all([systemContext.load(), skillGuidance.load(agent)], { concurrency: "unbounded" }).pipe(
Effect.map(SystemContext.combine),
)
const runTurnAttempt = Effect.fn("SessionRunner.runTurn")(function* (
sessionID: SessionSchema.ID,
promotion: "steer" | "queue" | undefined,
promotion: SessionInput.Delivery | undefined,
) {
const session = yield* getSession(sessionID)
const initialized = yield* SessionContextEpoch.initialize(db, systemContext, session.id, session.location)
const model = yield* models.resolve(session)
const agent = yield* agents.resolve(session.agent)
const agent = yield* agents.select(session.agent)
const initialized = yield* SessionContextEpoch.initialize(
db,
loadSystemContext(agent),
session.id,
session.location,
agent.id,
).pipe(retryAgentMismatch(promotion))
const toolFibers = yield* FiberSet.make<void, never>()
let needsContinuation = false
if (promotion) {
@ -148,11 +163,23 @@ export const layer = Layer.effect(
}
}
const system =
initialized ?? (yield* SessionContextEpoch.prepare(db, events, systemContext, session.id, session.location))
initialized ??
(yield* SessionContextEpoch.prepare(
db,
events,
loadSystemContext(agent),
session.id,
session.location,
agent.id,
).pipe(retryAgentMismatch(undefined)))
const current = yield* getSession(sessionID)
if ((yield* agents.select(current.agent)).id !== agent.id || !sameModel(current.model, session.model))
return yield* Effect.die(new RetryTurn(undefined))
const model = yield* models.resolve(session)
const context = yield* store.runnerContext(session.id, system.baselineSeq)
const request = LLM.request({
model,
system: [agent?.system, system.baseline]
system: [agent.info?.system, system.baseline]
.filter((part): part is string => part !== undefined && part.length > 0)
.map(SystemPart.make),
messages: toLLMMessages(context, model),
@ -160,7 +187,7 @@ export const layer = Layer.effect(
})
const publisher = createLLMEventPublisher(events, {
sessionID: session.id,
agent: agent?.id ?? "build",
agent: agent.id,
model: {
id: ModelV2.ID.make(model.id),
providerID: ProviderV2.ID.make(model.provider),
@ -169,13 +196,15 @@ export const layer = Layer.effect(
})
const withPublication = Semaphore.makeUnsafe(1).withPermit
const publish = (event: LLMEvent) => withPublication(publisher.publish(event))
if (!(yield* SessionContextEpoch.current(db, session.id, agent.id, system.revision)))
return yield* Effect.die(new RetryTurn(undefined))
const providerStream = llm.stream(request).pipe(
Stream.runForEach((event) =>
Effect.gen(function* () {
yield* publish(event)
if (event.type !== "tool-call" || event.providerExecuted) return
needsContinuation = true
yield* tools.settle({ sessionID: session.id, call: event }).pipe(
yield* tools.settle({ sessionID: session.id, agent: agent.id, call: event }).pipe(
Effect.catchCause((cause) => {
if (isQuestionRejected(cause)) return Effect.failCause(cause)
return Effect.succeed({
@ -245,6 +274,17 @@ export const layer = Layer.effect(
}),
)
}, Effect.scoped)
const runTurn: (
sessionID: SessionSchema.ID,
promotion: SessionInput.Delivery | undefined,
) => Effect.Effect<boolean, RunError> = (sessionID, promotion) =>
runTurnAttempt(sessionID, promotion).pipe(
Effect.catchDefect((defect) =>
defect instanceof RetryTurn
? Effect.yieldNow.pipe(Effect.andThen(runTurn(sessionID, defect.promotion)))
: Effect.die(defect),
),
)
const run = Effect.fn("SessionRunner.run")(function* (input: {
readonly sessionID: SessionSchema.ID
@ -254,7 +294,7 @@ export const layer = Layer.effect(
const hasQueue = hasSteer ? false : yield* SessionInput.hasPending(db, input.sessionID, "queue")
if (input.force !== true && !hasSteer && !hasQueue) return
yield* failInterruptedTools(input.sessionID)
let promotion: "steer" | "queue" | undefined = hasSteer ? "steer" : hasQueue ? "queue" : undefined
let promotion: SessionInput.Delivery | undefined = hasSteer ? "steer" : hasQueue ? "queue" : undefined
let openActivity = input.force === true || hasSteer || hasQueue
while (openActivity) {
let needsContinuation = true

View file

@ -11,7 +11,8 @@ import type { SessionSchema } from "./schema"
import type { MessageID, PartID, SessionV1 } from "../v1/session"
import { WorkspaceV2 } from "../workspace"
import { Timestamps } from "../database/schema.sql"
import type { SystemContext } from "../system-context"
import type { SystemContext } from "../system-context/index"
import { AgentV2 } from "../agent"
type SessionMessageData = Omit<(typeof SessionMessage.Message)["Encoded"], "type" | "id">
type V1MessageData = Omit<SessionV1.Info, "id" | "sessionID">
@ -169,6 +170,7 @@ export const SessionContextEpochTable = sqliteTable("session_context_epoch", {
.primaryKey()
.references(() => SessionTable.id, { onDelete: "cascade" }),
baseline: text().notNull(),
agent: text().$type<AgentV2.ID>().notNull().default(AgentV2.defaultID),
snapshot: text({ mode: "json" }).notNull().$type<SystemContext.Snapshot>(),
baseline_seq: integer().notNull(),
replacement_seq: integer(),

View file

@ -3,7 +3,7 @@ export * as SessionStore from "./store"
import { eq } from "drizzle-orm"
import { Context, Effect, Layer, Schema } from "effect"
import { Database } from "../database/database"
import { SessionContext } from "./context"
import { SessionHistory } from "./history"
import { MessageDecodeError } from "./error"
import { SessionMessage } from "./message"
import { SessionSchema } from "./schema"
@ -36,10 +36,10 @@ export const layer = Layer.effect(
return row ? fromRow(row) : undefined
}),
context: Effect.fn("SessionStore.context")(function* (sessionID) {
return yield* SessionContext.load(db, sessionID)
return yield* SessionHistory.load(db, sessionID)
}),
runnerContext: Effect.fn("SessionStore.runnerContext")(function* (sessionID, baselineSeq) {
return yield* SessionContext.loadForRunner(db, sessionID, baselineSeq)
return yield* SessionHistory.loadForRunner(db, sessionID, baselineSeq)
}),
message: Effect.fn("SessionStore.message")(function* (messageID) {
const row = yield* db