refactor(instance): remove legacy runtime fallback (#27757)

packages/opencode/test/tool/external-directory.test.ts

@@ -48,7 +48,7 @@ describe("tool.assertExternalDirectory", () => {
     }),
   )
 
-  it.live("no-ops for paths inside Instance.directory", () =>
+  it.live("no-ops for paths inside the instance directory", () =>
     provideInstance("/tmp/project")(
       Effect.gen(function* () {
         const { requests, ctx } = makeCtx()

packages/opencode/test/tool/lsp.test.ts

@@ -6,7 +6,6 @@ import { CrossSpawnSpawner } from "@opencode-ai/core/cross-spawn-spawner"
 import { AppFileSystem } from "@opencode-ai/core/filesystem"
 import { LSP } from "@/lsp/lsp"
 import { Permission } from "../../src/permission"
-import { Instance } from "../../src/project/instance"
 import { MessageID, SessionID } from "../../src/session/schema"
 import { Tool } from "@/tool/tool"
 import { Truncate } from "@/tool/truncate"

packages/opencode/test/tool/read.test.ts

@@ -10,7 +10,6 @@ import { RuntimeFlags } from "@/effect/runtime-flags"
 import { Git } from "@/git"
 import { LSP } from "@/lsp/lsp"
 import { Permission } from "../../src/permission"
-import { Instance } from "../../src/project/instance"
 import { SessionID, MessageID } from "../../src/session/schema"
 import { Instruction } from "../../src/session/instruction"
 import { ReadTool } from "../../src/tool/read"

packages/opencode/test/tool/skill.test.ts

@@ -5,7 +5,6 @@ import path from "path"
 import { pathToFileURL } from "url"
 import type { Permission } from "../../src/permission"
 import type { Tool } from "@/tool/tool"
-import { Instance } from "../../src/project/instance"
 import { SkillTool } from "../../src/tool/skill"
 import { ToolRegistry } from "@/tool/registry"
 import { disposeAllInstances, provideTmpdirInstance } from "../fixture/fixture"

packages/opencode/test/tool/write.test.ts

@@ -3,7 +3,6 @@ import { Effect, Layer } from "effect"
 import path from "path"
 import fs from "fs/promises"
 import { WriteTool } from "../../src/tool/write"
-import { Instance } from "../../src/project/instance"
 import { LSP } from "@/lsp/lsp"
 import { AppFileSystem } from "@opencode-ai/core/filesystem"
 import { Bus } from "../../src/bus"