feat(env): add tag support for environment variables and task injection

- Add generic DataRelation and DataStorage models for tags
- Update EnvService and EnvController to support tag assignment, querying, and filtering
- Integrate EnvTagsConfig in Env settings for managing environment tags
- Enhance TaskDialog environment selection to support searching and displaying env tags
- Fix missing TaskLangConfig import in RepoDialog

web/src/views/tasks/RepoDialog.vue

@@ -9,6 +9,7 @@ import { Switch } from '@/components/ui/switch'
 import { Checkbox } from '@/components/ui/checkbox'
 import { ScrollArea } from '@/components/ui/scroll-area'
 import DirTreeSelect from '@/components/DirTreeSelect.vue'
+import TaskLangConfig from './components/TaskLangConfig.vue'
 import { Globe, GitBranch, Shield, Zap, Download, AlertCircle, Terminal } from 'lucide-vue-next'
 import { api, type Task, type RepoConfig, type Agent } from '@/api'
 import { toast } from 'vue-sonner'