diff --git a/.github/workflows/deploy-rag-dev.yml b/.github/workflows/deploy-rag-dev.yml
new file mode 100644
index 0000000000..86265aad6d
--- /dev/null
+++ b/.github/workflows/deploy-rag-dev.yml
@@ -0,0 +1,28 @@
+name: Deploy RAG Dev
+
+permissions:
+  contents: read
+
+on:
+  workflow_run:
+    workflows: ["Build and Push API & Web"]
+    branches:
+      - "deploy/rag-dev"
+    types:
+      - completed
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    if: |
+      github.event.workflow_run.conclusion == 'success' &&
+      github.event.workflow_run.head_branch == 'deploy/rag-dev'
+    steps:
+      - name: Deploy to server
+        uses: appleboy/ssh-action@v0.1.8
+        with:
+          host: ${{ secrets.RAG_SSH_HOST }}
+          username: ${{ secrets.SSH_USER }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
+          script: |
+            ${{ vars.SSH_SCRIPT || secrets.SSH_SCRIPT }}
diff --git a/api/core/workflow/nodes/event/event.py b/api/core/workflow/nodes/event/event.py
index b72d111f49..3ebe80f245 100644
--- a/api/core/workflow/nodes/event/event.py
+++ b/api/core/workflow/nodes/event/event.py
@@ -6,7 +6,6 @@ from pydantic import BaseModel, Field
 from core.model_runtime.entities.llm_entities import LLMUsage
 from core.rag.entities.citation_metadata import RetrievalSourceMetadata
 from core.workflow.entities.node_entities import NodeRunResult
-from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionStatus
 
 
 class RunCompletedEvent(BaseModel):
@@ -39,11 +38,3 @@ class RunRetryEvent(BaseModel):
     error: str = Field(..., description="error")
     retry_index: int = Field(..., description="Retry attempt number")
     start_at: datetime = Field(..., description="Retry start time")
-
-
-class SingleStepRetryEvent(NodeRunResult):
-    """Single step retry event"""
-
-    status: WorkflowNodeExecutionStatus = WorkflowNodeExecutionStatus.RETRY
-
-    elapsed_time: float = Field(..., description="elapsed time")
diff --git a/api/factories/variable_factory.py b/api/factories/variable_factory.py
index fa8a90e79f..a41ef4ae4e 100644
--- a/api/factories/variable_factory.py
+++ b/api/factories/variable_factory.py
@@ -39,10 +39,6 @@ from core.variables.variables import (
 from core.workflow.constants import CONVERSATION_VARIABLE_NODE_ID, ENVIRONMENT_VARIABLE_NODE_ID
 
 
-class InvalidSelectorError(ValueError):
-    pass
-
-
 class UnsupportedSegmentTypeError(Exception):
     pass
 
diff --git a/api/services/errors/__init__.py b/api/services/errors/__init__.py
index eb1f055708..697e691224 100644
--- a/api/services/errors/__init__.py
+++ b/api/services/errors/__init__.py
@@ -4,7 +4,6 @@ from . import (
     app_model_config,
     audio,
     base,
-    completion,
     conversation,
     dataset,
     document,
@@ -19,7 +18,6 @@ __all__ = [
     "app_model_config",
     "audio",
     "base",
-    "completion",
     "conversation",
     "dataset",
     "document",
diff --git a/api/services/errors/account.py b/api/services/errors/account.py
index 5aca12ffeb..4d3d150e07 100644
--- a/api/services/errors/account.py
+++ b/api/services/errors/account.py
@@ -55,7 +55,3 @@ class MemberNotInTenantError(BaseServiceError):
 
 class RoleAlreadyAssignedError(BaseServiceError):
     pass
-
-
-class RateLimitExceededError(BaseServiceError):
-    pass
diff --git a/api/services/errors/completion.py b/api/services/errors/completion.py
deleted file mode 100644
index 7fc50a588e..0000000000
--- a/api/services/errors/completion.py
+++ /dev/null
@@ -1,5 +0,0 @@
-from services.errors.base import BaseServiceError
-
-
-class CompletionStoppedError(BaseServiceError):
-    pass
diff --git a/web/app/components/app/create-app-modal/index.tsx b/web/app/components/app/create-app-modal/index.tsx
index bfb7c43c0d..f0a0da41a5 100644
--- a/web/app/components/app/create-app-modal/index.tsx
+++ b/web/app/components/app/create-app-modal/index.tsx
@@ -314,7 +314,10 @@ function AppPreview({ mode }: { mode: AppMode }) {
     'advanced-chat': {
       title: t('app.types.advanced'),
       description: t('app.newApp.advancedUserDescription'),
-      link: docLink('/guides/workflow/readme'),
+      link: docLink('/guides/workflow/README', {
+        'zh-Hans': '/guides/workflow/readme',
+        'ja-JP': '/guides/workflow/concepts',
+      }),
     },
     'agent-chat': {
       title: t('app.types.agent'),
@@ -324,13 +327,18 @@ function AppPreview({ mode }: { mode: AppMode }) {
     'completion': {
       title: t('app.newApp.completeApp'),
       description: t('app.newApp.completionUserDescription'),
-      link: docLink('/guides/application-orchestrate/text-generator',
-        { 'zh-Hans': '/guides/application-orchestrate/readme' }),
+      link: docLink('/guides/application-orchestrate/text-generator', {
+        'zh-Hans': '/guides/application-orchestrate/readme',
+        'ja-JP': '/guides/application-orchestrate/README',
+      }),
     },
     'workflow': {
       title: t('app.types.workflow'),
       description: t('app.newApp.workflowUserDescription'),
-      link: docLink('/guides/workflow/readme'),
+      link: docLink('/guides/workflow/README', {
+        'zh-Hans': '/guides/workflow/readme',
+        'ja-JP': '/guides/workflow/concepts',
+      }),
     },
   }
   const previewInfo = modeToPreviewInfoMap[mode]
diff --git a/web/app/components/app/overview/settings/index.tsx b/web/app/components/app/overview/settings/index.tsx
index c2d98383c4..524c340a53 100644
--- a/web/app/components/app/overview/settings/index.tsx
+++ b/web/app/components/app/overview/settings/index.tsx
@@ -237,7 +237,9 @@ const SettingsModal: FC<ISettingsModalProps> = ({
           </div>
           <div className='system-xs-regular mt-0.5 text-text-tertiary'>
             <span>{t(`${prefixSettings}.modalTip`)}</span>
-            <Link href={docLink('/guides/application-publishing/launch-your-webapp-quickly/README')}
+            <Link href={docLink('/guides/application-publishing/launch-your-webapp-quickly/README', {
+              'zh-Hans': '/guides/application-publishing/launch-your-webapp-quickly/readme',
+            })}
               target='_blank' rel='noopener noreferrer' className='text-text-accent'>{t('common.operation.learnMore')}</Link>
           </div>
         </div>
diff --git a/web/app/components/datasets/external-api/external-api-modal/Form.tsx b/web/app/components/datasets/external-api/external-api-modal/Form.tsx
index 7d244cce4f..8884cb787f 100644
--- a/web/app/components/datasets/external-api/external-api-modal/Form.tsx
+++ b/web/app/components/datasets/external-api/external-api-modal/Form.tsx
@@ -59,7 +59,7 @@ const Form: FC<FormProps> = React.memo(({
           </label>
           {variable === 'endpoint' && (
             <a
-              href={docLink('/guides/knowledge-base/external-knowledge-api-documentation') || '/'}
+              href={docLink('/guides/knowledge-base/connect-external-knowledge-base') || '/'}
               target='_blank'
               rel='noopener noreferrer'
               className='body-xs-regular flex items-center text-text-accent'
diff --git a/web/app/components/datasets/external-api/external-api-panel/index.tsx b/web/app/components/datasets/external-api/external-api-panel/index.tsx
index d80463e2d3..990fa5fcbc 100644
--- a/web/app/components/datasets/external-api/external-api-panel/index.tsx
+++ b/web/app/components/datasets/external-api/external-api-panel/index.tsx
@@ -53,7 +53,7 @@ const ExternalAPIPanel: React.FC<ExternalAPIPanelProps> = ({ onClose }) => {
             <div className='system-xl-semibold self-stretch text-text-primary'>{t('dataset.externalAPIPanelTitle')}</div>
             <div className='body-xs-regular self-stretch text-text-tertiary'>{t('dataset.externalAPIPanelDescription')}</div>
             <a className='flex cursor-pointer items-center justify-center gap-1 self-stretch'
-               href={docLink('/guides/knowledge-base/external-knowledge-api-documentation')} target='_blank'>
+              href={docLink('/guides/knowledge-base/connect-external-knowledge-base')} target='_blank'>
               <RiBookOpenLine className='h-3 w-3 text-text-accent' />
               <div className='body-xs-regular grow text-text-accent'>{t('dataset.externalAPIPanelDocumentation')}</div>
             </a>
diff --git a/web/app/components/datasets/hit-testing/modify-retrieval-modal.tsx b/web/app/components/datasets/hit-testing/modify-retrieval-modal.tsx
index 0b869be079..f65f395e30 100644
--- a/web/app/components/datasets/hit-testing/modify-retrieval-modal.tsx
+++ b/web/app/components/datasets/hit-testing/modify-retrieval-modal.tsx
@@ -74,7 +74,10 @@ const ModifyRetrievalModal: FC<Props> = ({
             <a
               target='_blank'
               rel='noopener noreferrer'
-              href={docLink('/guides/knowledge-base/create-knowledge-and-upload-documents#id-4-retrieval-settings')}
+              href={docLink('/guides/knowledge-base/retrieval-test-and-citation#modify-text-retrieval-setting', {
+                'zh-Hans': '/guides/knowledge-base/retrieval-test-and-citation#修改文本检索方式',
+                'ja-JP': '/guides/knowledge-base/retrieval-test-and-citation',
+              })}
               className='text-text-accent'
             >
               {t('datasetSettings.form.retrievalSetting.learnMore')}
diff --git a/web/app/components/datasets/settings/form/index.tsx b/web/app/components/datasets/settings/form/index.tsx
index c0cdec731e..d75a15991a 100644
--- a/web/app/components/datasets/settings/form/index.tsx
+++ b/web/app/components/datasets/settings/form/index.tsx
@@ -37,7 +37,7 @@ import Divider from '@/app/components/base/divider'
 import ChunkStructure from '../chunk-structure'
 import Toast from '@/app/components/base/toast'
 import { RiAlertFill } from '@remixicon/react'
-import { useGetDocLanguage } from '@/context/i18n'
+import { useDocLink } from '@/context/i18n'
 
 const rowClass = 'flex gap-x-1'
 const labelClass = 'flex items-center shrink-0 w-[180px] h-7 pt-1'
@@ -57,6 +57,7 @@ const DEFAULT_APP_ICON: IconInfo = {
 
 const Form = () => {
   const { t } = useTranslation()
+  const docLink = useDocLink()
   const { mutate } = useSWRConfig()
   const isCurrentWorkspaceDatasetOperator = useAppContextWithSelector(state => state.isCurrentWorkspaceDatasetOperator)
   const currentDataset = useDatasetDetailContextWithSelector(state => state.dataset)
@@ -91,7 +92,6 @@ const Form = () => {
   } = useModelListAndDefaultModelAndCurrentProviderAndModel(ModelTypeEnum.rerank)
   const { data: embeddingModelList } = useModelList(ModelTypeEnum.textEmbedding)
   const previousAppIcon = useRef(DEFAULT_APP_ICON)
-  const docLanguage = useGetDocLanguage()
 
   const getMembers = async () => {
     const { accounts } = await fetchMembers({ url: '/workspaces/current/members', params: {} })
@@ -283,7 +283,7 @@ const Form = () => {
                   <a
                     target='_blank'
                     rel='noopener noreferrer'
-                    href={`https://docs.dify.ai/${docLanguage}/guides/knowledge-base/create-knowledge-and-upload-documents/chunking-and-cleaning-text`}
+                    href={docLink('/guides/knowledge-base/create-knowledge-and-upload-documents/chunking-and-cleaning-text')}
                     className='text-text-accent'
                   >
                     {t('datasetSettings.form.chunkStructure.learnMore')}
@@ -423,7 +423,10 @@ const Form = () => {
                       <a
                         target='_blank'
                         rel='noopener noreferrer'
-                        href={`https://docs.dify.ai/${docLanguage}/guides/knowledge-base/create-knowledge-and-upload-documents/setting-indexing-methods`}
+                        href={docLink('/guides/knowledge-base/create-knowledge-and-upload-documents/setting-indexing-methods#setting-the-retrieval-setting', {
+                          'zh-Hans': '/guides/knowledge-base/create-knowledge-and-upload-documents/setting-indexing-methods#指定检索方式',
+                          'ja-JP': '/guides/knowledge-base/create-knowledge-and-upload-documents/setting-indexing-methods#検索方法の指定',
+                        })}
                         className='text-text-accent'
                       >
                         {t('datasetSettings.form.retrievalSetting.learnMore')}
diff --git a/web/app/components/workflow/nodes/_base/components/agent-strategy.tsx b/web/app/components/workflow/nodes/_base/components/agent-strategy.tsx
index 912d0b5853..674c768aa5 100644
--- a/web/app/components/workflow/nodes/_base/components/agent-strategy.tsx
+++ b/web/app/components/workflow/nodes/_base/components/agent-strategy.tsx
@@ -222,7 +222,8 @@ export const AgentStrategy = memo((props: AgentStrategyProps) => {
           description={<div className='text-xs text-text-tertiary'>
             {t('workflow.nodes.agent.strategy.configureTipDesc')} <br />
             <Link href={docLink('/guides/workflow/node/agent#select-an-agent-strategy', {
-              'zh-Hans': '/guides/workflow/node/agent#xuan-ze-agent-ce-le',
+              'zh-Hans': '/guides/workflow/node/agent#选择-agent-策略',
+              'ja-JP': '/guides/workflow/node/agent#エージェント戦略の選択',
             })}
               className='text-text-accent-secondary' target='_blank'>
               {t('workflow.nodes.agent.learnMore')}
diff --git a/web/app/components/workflow/nodes/_base/components/error-handle/default-value.tsx b/web/app/components/workflow/nodes/_base/components/error-handle/default-value.tsx
index 6bfb7755dc..f9292be477 100644
--- a/web/app/components/workflow/nodes/_base/components/error-handle/default-value.tsx
+++ b/web/app/components/workflow/nodes/_base/components/error-handle/default-value.tsx
@@ -36,7 +36,9 @@ const DefaultValue = ({
         {t('workflow.nodes.common.errorHandle.defaultValue.desc')}
         &nbsp;
         <a
-          href={docLink('/guides/workflow/error-handling/README')}
+          href={docLink('/guides/workflow/error-handling/README', {
+            'zh-Hans': '/guides/workflow/error-handling/readme',
+          })}
           target='_blank'
           className='text-text-accent'
         >
diff --git a/web/app/components/workflow/nodes/_base/components/variable/var-reference-popup.tsx b/web/app/components/workflow/nodes/_base/components/variable/var-reference-popup.tsx
index f8d5426017..89cc353022 100644
--- a/web/app/components/workflow/nodes/_base/components/variable/var-reference-popup.tsx
+++ b/web/app/components/workflow/nodes/_base/components/variable/var-reference-popup.tsx
@@ -48,8 +48,11 @@ const VarReferencePopup: FC<Props> = ({
               description={<div className='system-xs-regular text-text-tertiary'>
                 {t('workflow.variableReference.assignedVarsDescription')}
                 <a target='_blank' rel='noopener noreferrer'
-                   className='text-text-accent-secondary'
-                   href={docLink('/guides/workflow/variables#conversation-variables', { 'zh-Hans': '/guides/workflow/variables#hui-hua-bian-liang' })}>
+                  className='text-text-accent-secondary'
+                  href={docLink('/guides/workflow/variables#conversation-variables', {
+                    'zh-Hans': '/guides/workflow/variables#会话变量',
+                    'ja-JP': '/guides/workflow/variables#会話変数',
+                  })}>
                   {t('workflow.variableReference.conversationVars')}
                 </a>
               </div>}
diff --git a/web/app/components/workflow/panel/chat-variable-panel/index.tsx b/web/app/components/workflow/panel/chat-variable-panel/index.tsx
index be9ef36a6b..bbf39489dd 100644
--- a/web/app/components/workflow/panel/chat-variable-panel/index.tsx
+++ b/web/app/components/workflow/panel/chat-variable-panel/index.tsx
@@ -138,10 +138,13 @@ const ChatVariablePanel = () => {
             <div className='system-sm-regular mb-4 mt-1 text-text-secondary'>
               {t('workflow.chatVariable.panelDescription')}
               <a target='_blank' rel='noopener noreferrer' className='text-text-accent'
-                 href={docLink('/guides/workflow/variables#conversation-variables', { 'zh-Hans': '/guides/workflow/variables#hui-hua-bian-liang' })}>
+                href={docLink('/guides/workflow/variables#conversation-variables', {
+                  'zh-Hans': '/guides/workflow/variables#会话变量',
+                  'ja-JP': '/guides/workflow/variables#会話変数',
+                })}>
                 {t('workflow.chatVariable.docLink')}
               </a>
-          </div>
+            </div>
             <div className='flex items-center gap-2'>
               <div className='radius-lg flex flex-col border border-workflow-block-border bg-workflow-block-bg p-3 pb-4 shadow-md'>
                 <BubbleX className='mb-1 h-4 w-4 shrink-0 text-util-colors-teal-teal-700' />
@@ -167,7 +170,7 @@ const ChatVariablePanel = () => {
                 </div>
               </div>
             </div>
-            <div className='absolute right-[38px] top-[-4px] z-10 h-3 w-3 rotate-45 bg-background-section-burn'/>
+            <div className='absolute right-[38px] top-[-4px] z-10 h-3 w-3 rotate-45 bg-background-section-burn' />
           </div>
         </div>
       )}
diff --git a/web/context/i18n.ts b/web/context/i18n.ts
index 8a78c933fa..ef53a4b481 100644
--- a/web/context/i18n.ts
+++ b/web/context/i18n.ts
@@ -24,11 +24,6 @@ export const useGetLanguage = () => {
 
   return getLanguage(locale)
 }
-export const useGetDocLanguage = () => {
-  const { locale } = useI18N()
-
-  return getDocLanguage(locale)
-}
 export const useGetPricingPageLanguage = () => {
   const { locale } = useI18N()
 
@@ -37,15 +32,15 @@ export const useGetPricingPageLanguage = () => {
 
 const defaultDocBaseUrl = 'https://docs.dify.ai'
 export const useDocLink = (baseUrl?: string): ((path?: string, pathMap?: { [index: string]: string }) => string) => {
-    let baseDocUrl = baseUrl || defaultDocBaseUrl
-    baseDocUrl = (baseDocUrl.endsWith('/')) ? baseDocUrl.slice(0, -1) : baseDocUrl
-    const { locale } = useI18N()
-    const docLanguage = getDocLanguage(locale)
-    return (path?: string, pathMap?: { [index: string]: string }): string => {
-        const pathUrl = path || ''
-        let targetPath = (pathMap) ? pathMap[locale] || pathUrl : pathUrl
-        targetPath = (targetPath.startsWith('/')) ? targetPath.slice(0, -1) : targetPath
-        return `${baseDocUrl}/${docLanguage}/${targetPath}`
-    }
+  let baseDocUrl = baseUrl || defaultDocBaseUrl
+  baseDocUrl = (baseDocUrl.endsWith('/')) ? baseDocUrl.slice(0, -1) : baseDocUrl
+  const { locale } = useI18N()
+  const docLanguage = getDocLanguage(locale)
+  return (path?: string, pathMap?: { [index: string]: string }): string => {
+    const pathUrl = path || ''
+    let targetPath = (pathMap) ? pathMap[locale] || pathUrl : pathUrl
+    targetPath = (targetPath.startsWith('/')) ? targetPath.slice(1) : targetPath
+    return `${baseDocUrl}/${docLanguage}/${targetPath}`
+  }
 }
 export default I18NContext