refactor(core): replace bash tool with shell tool

packages/opencode/src/server/routes/instance/httpapi/handlers/pty.ts

@@ -9,7 +9,7 @@ import { PtyTicket } from "@opencode-ai/core/pty/ticket"
 import { LocationServiceMap, locationServiceMapLayer } from "@opencode-ai/core/location-services"
 import { Location } from "@opencode-ai/core/location"
 import { AbsolutePath } from "@opencode-ai/core/schema"
-import { Shell } from "@opencode-ai/core/shell"
+import { ShellSelect } from "@opencode-ai/core/shell/select"
 import { CorsConfig, isAllowedRequestOrigin, type CorsOptions } from "@opencode-ai/server/cors"
 import {
   PTY_CONNECT_TICKET_QUERY,
@@ -58,7 +58,7 @@ export const ptyHandlers = HttpApiBuilder.group(InstanceHttpApi, "pty", (handler
     })
 
     const shells = Effect.fn("PtyHttpApi.shells")(function* () {
-      return yield* Effect.promise(() => Shell.list())
+      return yield* Effect.promise(() => ShellSelect.list())
     })
 
     const list = Effect.fn("PtyHttpApi.list")(function* () {

packages/opencode/src/session/prompt.ts

@@ -35,7 +35,7 @@ import { Tool } from "@/tool/tool"
 import { Permission } from "@/permission"
 import { SessionStatus } from "./status"
 import { LLM } from "./llm"
-import { Shell } from "@opencode-ai/core/shell"
+import { ShellSelect } from "@opencode-ai/core/shell/select"
 import { ShellID } from "@/tool/shell/id"
 import { FSUtil } from "@opencode-ai/core/fs-util"
 import { Truncate } from "@/tool/truncate"
@@ -520,8 +520,8 @@ export const layer = Layer.effect(
           }).pipe(Effect.ensuring(markReady))
 
           const cfg = yield* config.get()
-          const sh = Shell.preferred(cfg.shell)
-          const args = Shell.args(sh, input.command, cwd)
+          const sh = ShellSelect.preferred(cfg.shell)
+          const args = ShellSelect.args(sh, input.command, cwd)
           let output = ""
           let aborted = false
 
@@ -1396,7 +1396,7 @@ export const layer = Layer.effect(
       const shellMatches = ConfigMarkdown.shell(template)
       if (shellMatches.length > 0) {
         const cfg = yield* config.get()
-        const sh = Shell.preferred(cfg.shell)
+        const sh = ShellSelect.preferred(cfg.shell)
         const results = yield* Effect.promise(() =>
           Promise.all(
             shellMatches.map(async ([, cmd]) => (await Process.text([cmd], { shell: sh, nothrow: true })).text),

packages/opencode/src/tool/shell.ts

@@ -12,7 +12,7 @@ import { FSUtil } from "@opencode-ai/core/fs-util"
 import { fileURLToPath } from "url"
 import { Config } from "@/config/config"
 import { RuntimeFlags } from "@/effect/runtime-flags"
-import { Shell } from "@opencode-ai/core/shell"
+import { ShellSelect } from "@opencode-ai/core/shell/select"
 import { ShellID } from "./shell/id"
 
 import * as Truncate from "./truncate"
@@ -291,7 +291,7 @@ const ask = Effect.fn("ShellTool.ask")(function* (ctx: Tool.Context, scan: Scan,
 })
 
 function cmd(shell: string, command: string, cwd: string, env: NodeJS.ProcessEnv) {
-  if (process.platform === "win32" && Shell.ps(shell)) {
+  if (process.platform === "win32" && ShellSelect.ps(shell)) {
     return ChildProcess.make(shell, ["-NoLogo", "-NoProfile", "-NonInteractive", "-Command", command], {
       cwd,
       env,
@@ -357,7 +357,7 @@ export const ShellTool = Tool.define(
 
     const resolvePath = Effect.fn("ShellTool.resolvePath")(function* (text: string, root: string, shell: string) {
       if (process.platform === "win32") {
-        if (Shell.posix(shell) && text.startsWith("/") && FSUtil.windowsPath(text) === text) {
+        if (ShellSelect.posix(shell) && text.startsWith("/") && FSUtil.windowsPath(text) === text) {
           const file = yield* cygpath(shell, text)
           if (file) return file
         }
@@ -387,7 +387,7 @@ export const ShellTool = Tool.define(
         patterns: new Set<string>(),
         always: new Set<string>(),
       }
-      const shellKind = ShellID.toKind(Shell.name(shell))
+      const shellKind = ShellID.toKind(ShellSelect.name(shell))
 
       for (const node of commands(root)) {
         const command = parts(node)
@@ -597,8 +597,8 @@ export const ShellTool = Tool.define(
     return () =>
       Effect.gen(function* () {
         const cfg = yield* config.get()
-        const shell = Shell.acceptable(cfg.shell)
-        const name = Shell.name(shell)
+        const shell = ShellSelect.acceptable(cfg.shell)
+        const name = ShellSelect.name(shell)
         const limits = yield* trunc.limits()
         const prompt = ShellPrompt.render(name, process.platform, limits, defaultTimeoutMs)
         yield* Effect.logInfo("shell tool using shell", { shell })
@@ -616,7 +616,7 @@ export const ShellTool = Tool.define(
                 throw new Error(`Invalid timeout value: ${params.timeout}. Timeout must be a positive number.`)
               }
               const timeout = params.timeout ?? defaultTimeoutMs
-              const ps = Shell.ps(shell)
+              const ps = ShellSelect.ps(shell)
               yield* Effect.scoped(
                 Effect.gen(function* () {
                   const tree = yield* Effect.acquireRelease(parse(params.command, ps), (tree) =>