feat: 解决python虚拟环境问题

frontend/e2e/dashboard.spec.ts

@@ -67,11 +67,17 @@ test('manages a task and reads a real run log', async ({ page, request }) => {
   await newTaskDialog
     .getByPlaceholder('参数值 (可选，无值可留空)')
     .fill('full')
+  await newTaskDialog
+    .getByLabel(/虚拟环境目录/)
+    .fill('.venv')
   await newTaskDialog
     .getByText('调用预览 (Runtime Preview)')
     .scrollIntoViewIfNeeded()
   await expect(
-    newTaskDialog.getByText('--mode full', { exact: false }),
+    newTaskDialog.getByText(
+      '.venv\\Scripts\\python.exe main.py --mode full',
+      { exact: false },
+    ),
   ).toBeVisible()
   await page.screenshot({
     path: 'test-results/dashboard-task-editor-runtime.png',

frontend/src/api/generated.ts

@@ -302,6 +302,7 @@ export interface components {
             script: string;
             /** @enum {string} */
             type: "script";
+            venv?: string | null;
             working_dir: string;
         } | {
             body?: string | null;

frontend/src/components/TaskEditorModal.tsx

@@ -328,6 +328,16 @@ export function TaskEditorModal({
                   />
                 </Field>
               </div>
+              <Field
+                label="虚拟环境目录 (可选)"
+                hint="留空时自动从工作目录及上级目录探测 .venv、venv、env"
+              >
+                <input
+                  {...register('script.venv')}
+                  className="field-input mono"
+                  placeholder="例如：.venv"
+                />
+              </Field>
               <Field
                 label="脚本文件或相对路径"
                 error={errors.script?.script?.message}
@@ -402,6 +412,11 @@ export function TaskEditorModal({
                   <span>Windows 原生环境</span>
                 </div>
                 <div className="cli-preview-body">
+                  {scriptPreview.venv.trim() ? (
+                    <div className="cli-line-env">
+                      set VIRTUAL_ENV={scriptPreview.venv.trim()}
+                    </div>
+                  ) : null}
                   {scriptPreview.env
                     .filter((item) => item.key.trim())
                     .map((item, index) => (
@@ -416,7 +431,7 @@ export function TaskEditorModal({
                       </div>
                     ))}
                   <div className="cli-line-cmd">
-                    {scriptPreview.interpreter.trim() || 'python.exe'}{' '}
+                    {formatInterpreterPreview(scriptPreview)}{' '}
                     {scriptPreview.script.trim() || 'main.py'}
                     {formatArgumentPreview(scriptPreview.args)}
                   </div>
@@ -598,6 +613,15 @@ function formatArgumentPreview(argumentsList: KeyValueFormValue[]): string {
   return values.length ? ` ${values.join(' ')}` : ''
 }
 
+function formatInterpreterPreview(
+  script: TaskFormValues['script'],
+): string {
+  if (script.venv.trim()) {
+    return `${script.venv.trim().replace(/[\\/]+$/, '')}\\Scripts\\python.exe`
+  }
+  return script.interpreter.trim() || 'python.exe'
+}
+
 function isSensitiveName(name: string): boolean {
   const normalized = name.toUpperCase()
   return [

frontend/src/lib/taskForm.test.ts

@@ -6,6 +6,28 @@ import {
 } from './taskForm'
 
 describe('task form payload', () => {
+  it('submits an explicit Python virtual environment', () => {
+    const values = createEmptyTaskFormValues()
+    values.id = 'venv_task'
+    values.name = 'Venv task'
+    values.script.working_dir = 'D:\\Projects\\venv-task'
+    values.script.venv = '.venv'
+    values.script.interpreter = 'python.exe'
+    values.script.script = 'main.py'
+    values.script.args = [{ key: '--mode', value: 'full' }]
+
+    const payload = valuesToCreateRequest(values)
+
+    expect(payload.action).toMatchObject({
+      type: 'script',
+      working_dir: 'D:\\Projects\\venv-task',
+      venv: '.venv',
+      interpreter: 'python.exe',
+      script: 'main.py',
+      args: ['--mode', 'full'],
+    })
+  })
+
   it('creates an HTTP action instead of forcing script type', () => {
     const values = createEmptyTaskFormValues()
     values.id = 'health_check'

frontend/src/lib/taskForm.ts

@@ -22,6 +22,7 @@ export interface TaskFormValues {
   actionType: TaskActionType
   script: {
     working_dir: string
+    venv: string
     interpreter: string
     script: string
     args: KeyValueFormValue[]
@@ -86,6 +87,7 @@ export const taskFormSchema = z
     actionType: z.enum(['script', 'http', 'process']),
     script: z.object({
       working_dir: z.string(),
+      venv: z.string(),
       interpreter: z.string(),
       script: z.string(),
       args: z.array(keyValueSchema),
@@ -168,6 +170,7 @@ export function createEmptyTaskFormValues(): TaskFormValues {
     actionType: 'script',
     script: {
       working_dir: '',
+      venv: '',
       interpreter: 'python.exe',
       script: 'main.py',
       args: [],
@@ -202,6 +205,7 @@ export function taskToFormValues(task: Task): TaskFormValues {
   if (task.action.type === 'script') {
     values.script = {
       working_dir: task.action.working_dir,
+      venv: task.action.venv ?? '',
       interpreter: task.action.interpreter,
       script: task.action.script,
       args: argsToRows(task.action.args ?? []),
@@ -240,6 +244,7 @@ export function valuesToAction(values: TaskFormValues): TaskAction {
     return {
       type: 'script',
       working_dir: values.script.working_dir.trim(),
+      venv: values.script.venv.trim() || null,
       interpreter: values.script.interpreter.trim(),
       script: values.script.script.trim(),
       args: argumentsToArray(values.script.args),