fix(sdk): address remaining tooling review findings

packages/sdk/scripts/src/build.ts

@@ -18,8 +18,23 @@ function hasLocalPluginPackages(root: string): boolean {
 }
 
 function hasTsdownConfig(root: string): boolean {
-  return ['tsdown.config.ts', 'tsdown.config.js', 'tsdown.config.mjs', 'tsdown.config.mts']
+  const hasConfigFile = [
+    'tsdown.config.ts', 'tsdown.config.mts', 'tsdown.config.cts',
+    'tsdown.config.js', 'tsdown.config.mjs', 'tsdown.config.cjs',
+    'tsdown.config.json',
+  ]
     .some(name => existsSync(resolve(root, name)))
+  if (hasConfigFile) return true
+  let manifestText: string
+  try {
+    manifestText = readFileSync(resolve(root, 'package.json'), 'utf8')
+  } catch (error) {
+    if ((error as NodeJS.ErrnoException).code === 'ENOENT') return false
+    throw error
+  }
+  const manifest: unknown = JSON.parse(manifestText)
+  return manifest !== null && !Array.isArray(manifest) && typeof manifest === 'object'
+    && Object.hasOwn(manifest, 'tsdown')
 }
 
 /**

packages/sdk/scripts/src/config/config-workflow.ts

@@ -17,6 +17,7 @@ import {
   type NestedMultiSelectValue,
   type ProjectCommitResult,
   type PromptPort,
+  type RunInterface,
   type SdkProject,
 } from '@deepseek-ai/dsh-helper'
 import { DSH_SDK_TEMPLATES } from '../templates/dsh-sdk-templates.ts'
@@ -39,6 +40,14 @@ function sameOptions(left: readonly string[], right: readonly string[]): boolean
   return [...left].sort().join('\0') === [...right].sort().join('\0')
 }
 
+function targetRunInterface(
+  current: RunInterface,
+  desired: ReadonlyMap<string, NestedMultiSelectValue<string, string>>,
+): RunInterface {
+  const selected = desired.get('feature:app')?.choices[0]
+  return selected === 'acp' || selected === 'stdio' || selected === 'embed' ? selected : current
+}
+
 /** Reconcile one tree selection into domain commands, then review and commit once. */
 export class ConfigWorkflow {
   private readonly port: PromptPort
@@ -100,6 +109,13 @@ export class ConfigWorkflow {
       ],
     }))
     const desiredByTarget = new Map(desired.map(item => [item.value, item]))
+    const targetProfile = {
+      ...project.profile,
+      runInterface: targetRunInterface(project.profile.runInterface, desiredByTarget),
+    }
+    for (const feature of features) {
+      if (!feature.isApplicable(targetProfile)) desiredByTarget.delete(featureTarget(feature))
+    }
 
     for (const feature of features) {
       const installation = inspections.get(feature.id)

packages/sdk/scripts/src/runtime.ts

@@ -109,7 +109,7 @@ export async function startSDK(
  * @returns target main result or live Cordis context.
  */
 export async function runSDK(
-  target: string | undefined,
+  target?: string,
   options: BootProjectOptions = {},
 ): Promise<unknown> {
   /* v8 ignore next -- the bin always supplies cwd; direct consumers normally accept process.cwd() */