chore: remove obsolete v3/v4 version copy from the dashboard

.server-changes/remove-obsolete-v4-version-copy.md

@@ -0,0 +1,6 @@
+---
+area: webapp
+type: improvement
+---
+
+Out-of-date upgrade prompts no longer appear in the dashboard: the "V4" badges and the notices saying preview branches and the queues table need V4 have been removed. The side menu still warns you when a project is on v3, with updated wording and a link to the v4 upgrade guide.

apps/webapp/app/components/BlankStatePanels.tsx

@@ -7,7 +7,6 @@ import {
   PlusIcon,
   QuestionMarkCircleIcon,
   RectangleGroupIcon,
-  RectangleStackIcon,
   SparklesIcon,
   Squares2X2Icon,
 } from "@heroicons/react/20/solid";
@@ -63,7 +62,6 @@ import {
   TriggerDevStepV3,
 } from "./SetupCommands";
 import { StepContentContainer } from "./StepContentContainer";
-import { V4Badge } from "./V4Badge";
 
 /**
  * What the agent is asked when it's opened from a deployment setup panel. The panel is the docs
@@ -475,36 +473,6 @@ export function AlertsNoneDeployed() {
   );
 }
 
-export function QueuesHasNoTasks() {
-  const organization = useOrganization();
-  const project = useProject();
-  const environment = useEnvironment();
-
-  return (
-    <InfoPanel
-      title="You don't have any queues"
-      icon={RectangleStackIcon}
-      iconClassName="text-queues"
-      panelClassName="max-w-md"
-      accessory={
-        <LinkButton
-          to={v3EnvironmentPath(organization, project, environment)}
-          variant="primary/small"
-        >
-          Create a task
-        </LinkButton>
-      }
-    >
-      <Paragraph spacing variant="small">
-        Queues will appear here when you have created a task in this environment. Follow the
-        instructions on the{" "}
-        <TextLink to={v3EnvironmentPath(organization, project, environment)}>Tasks page</TextLink>{" "}
-        to create a task, then return here to see its queue.
-      </Paragraph>
-    </InfoPanel>
-  );
-}
-
 export function NoWaitpointTokens() {
   return (
     <InfoPanel
@@ -567,14 +535,10 @@ export function BranchesNoBranchableEnvironment({ showSelfServe }: { showSelfSer
         )
       }
     >
-      <Paragraph spacing variant="small">
+      <Paragraph variant="small">
         Preview branches in Trigger.dev create isolated environments for testing new features before
         production.
       </Paragraph>
-      <Paragraph variant="small">
-        You must be on <V4Badge inline /> to access preview branches. Read our{" "}
-        <TextLink to={docsPath("upgrade-to-v4")}>upgrade to v4 guide</TextLink> to learn more.
-      </Paragraph>
     </InfoPanel>
   );
 }
@@ -648,14 +612,10 @@ export function BranchesNoBranches({
         />
       }
     >
-      <Paragraph spacing variant="small">
+      <Paragraph variant="small">
         Branches are a way to test new features in isolation before merging them into the main
         environment.
       </Paragraph>
-      <Paragraph spacing variant="small">
-        Branches are only available when using <V4Badge inline /> or above. Read our{" "}
-        <TextLink to={docsPath("upgrade-to-v4")}>v4 upgrade guide</TextLink> to learn more.
-      </Paragraph>
     </InfoPanel>
   );
 }

apps/webapp/app/components/navigation/EnvironmentSelector.tsx

@@ -11,7 +11,7 @@ import { useFeatures } from "~/hooks/useFeatures";
 import { useOrganization, type MatchedOrganization } from "~/hooks/useOrganizations";
 import { useProject } from "~/hooks/useProject";
 import { cn } from "~/utils/cn";
-import { branchesPath, branchesDevPath, docsPath, v3BillingPath } from "~/utils/pathBuilder";
+import { branchesPath, branchesDevPath, v3BillingPath } from "~/utils/pathBuilder";
 import {
   EnvironmentCombo,
   EnvironmentIcon,
@@ -29,9 +29,7 @@ import {
   PopoverSectionHeader,
   PopoverTrigger,
 } from "../primitives/Popover";
-import { TextLink } from "../primitives/TextLink";
 import { SimpleTooltip } from "../primitives/Tooltip";
-import { V4Badge } from "../V4Badge";
 import { type SideMenuEnvironment, type SideMenuProject } from "./SideMenu";
 import { Badge } from "../primitives/Badge";
 
@@ -411,14 +409,10 @@ export function BranchesPopoverContent({
               <BranchEnvironmentIconSmall className={cn("size-4", envTextClassName)} />
               <Header2>Create your first branch</Header2>
             </div>
-            <Paragraph spacing variant="small">
+            <Paragraph variant="small">
               Branches are a way to test new features in isolation before merging them into the main
               environment.
             </Paragraph>
-            <Paragraph variant="small">
-              Branches are only available when using <V4Badge inline /> or above. Read our{" "}
-              <TextLink to={docsPath("upgrade-to-v4")}>v4 upgrade guide</TextLink> to learn more.
-            </Paragraph>
           </div>
         ) : (
           <div className="flex max-w-sm flex-col gap-1 p-2">

apps/webapp/app/components/navigation/SideMenu.tsx

@@ -96,6 +96,7 @@ import {
   adminPath,
   branchesPath,
   concurrencyPath,
+  docsPath,
   limitsPath,
   logoutPath,
   newOrganizationPath,
@@ -1111,7 +1112,7 @@ export function SideMenu({
                   isDragging={isDragging}
                   className="min-w-0 flex-1"
                 />
-                {environment.type === "DEVELOPMENT" && project.engine === "V2" && (
+                {environment.type === "DEVELOPMENT" && (
                   <CollapsibleElement isDragging={isDragging} className="shrink-0">
                     <Dialog>
                       <TooltipProvider disableHoverableContent={true}>
@@ -1604,7 +1605,7 @@ function V3DeprecationPanel({
                 <ExclamationTriangleIcon className="size-5 text-amber-400" />
               </PopoverTrigger>
             }
-            content="V3 deprecation warning"
+            content="v3 is now deprecated"
             side="right"
             sideOffset={8}
             disableHoverableContent
@@ -1625,23 +1626,23 @@ function V3DeprecationContent() {
       <div className="flex items-center gap-1 border-b border-amber-500/30 pb-1">
         <ExclamationTriangleIcon className="size-4 text-amber-400" />
         <Paragraph variant="small/bright" className="text-amber-300">
-          V3 deprecation warning
+          v3 is now deprecated
         </Paragraph>
       </div>
       <Paragraph variant="extra-small/bright" className="text-amber-300">
-        This is a v3 project. V3 deploys will stop working on 1 April 2026. Full shutdown is 1 July
-        2026 where all v3 runs will stop executing. Migrate to v4 to avoid downtime.
+        This is a v3 project which is now deprecated so no runs are executing. Upgrade to v4 to
+        resume executing runs in this project.
       </Paragraph>
       <LinkButton
         variant="secondary/small"
-        to="https://trigger.dev/docs/migrating-from-v3"
+        to={docsPath("/upgrade-to-v4")}
         target="_blank"
         fullWidth
         TrailingIcon={ArrowTopRightOnSquareIcon}
         trailingIconClassName="text-amber-300"
         className="border-amber-500/30 bg-amber-500/15 hover:border-amber-500/50! hover:bg-amber-500/25!"
       >
-        <span className="text-amber-300">View migration guide</span>
+        <span className="text-amber-300">Upgrade to v4</span>
       </LinkButton>
     </div>
   );

apps/webapp/app/presenters/v3/QueueListPresenter.server.ts

@@ -5,7 +5,6 @@ import { type PrismaClientOrTransaction } from "~/db.server";
 import { type AuthenticatedEnvironment } from "~/services/apiAuth.server";
 import { clickhouseFactory } from "~/services/clickhouse/clickhouseFactoryInstance.server";
 import { logger } from "~/services/logger.server";
-import { determineEngineVersion } from "~/v3/engineVersion.server";
 import { engine } from "~/v3/runEngine.server";
 import { BasePresenter } from "./basePresenter.server";
 import { toQueueItem } from "./QueueRetrievePresenter.server";
@@ -51,25 +50,12 @@ type QueueListPagination =
   | { mode: "filtered"; currentPage: number; hasMore: boolean }
   | { mode: "unfiltered"; currentPage: number; totalPages: number; count: number };
 
-// The `?: undefined` markers keep every key reachable across the union, so consumers
-// can destructure before narrowing on `success`.
-export type QueueListResult =
-  | {
-      success: false;
-      code: string;
-      totalQueues: number;
-      hasFilters: boolean;
-      queues?: undefined;
-      pagination?: undefined;
-    }
-  | {
-      success: true;
-      queues: QueueListItem[];
-      pagination: QueueListPagination;
-      totalQueues?: number;
-      hasFilters: boolean;
-      code?: undefined;
-    };
+export type QueueListResult = {
+  queues: QueueListItem[];
+  pagination: QueueListPagination;
+  totalQueues?: number;
+  hasFilters: boolean;
+};
 
 function formatClickhouseDateTime(date: Date): string {
   return date.toISOString().slice(0, 19).replace("T", " ");
@@ -126,37 +112,6 @@ export class QueueListPresenter extends BasePresenter {
   }): Promise<QueueListResult> {
     const hasFilters = Boolean(query?.trim()) || type !== undefined;
 
-    const engineVersion = await determineEngineVersion({ environment });
-    if (engineVersion === "V1") {
-      const totalQueues = await this._replica.taskQueue.count({
-        where: buildQueueListWhere(environment.id, query, type),
-      });
-
-      if (totalQueues === 0) {
-        const oldQueue = await this._replica.taskQueue.findFirst({
-          where: {
-            runtimeEnvironmentId: environment.id,
-            version: "V1",
-          },
-        });
-        if (oldQueue) {
-          return {
-            success: false as const,
-            code: "engine-version",
-            totalQueues: 1,
-            hasFilters,
-          };
-        }
-      }
-
-      return {
-        success: false as const,
-        code: "engine-version",
-        totalQueues,
-        hasFilters,
-      };
-    }
-
     if (sort !== "name") {
       // Ranking is additive: any failure or unsupported input falls back to name order.
       try {
@@ -173,7 +128,6 @@ export class QueueListPresenter extends BasePresenter {
       const { queues, hasMore } = await this.getFilteredQueues(environment, query, page, type);
 
       return {
-        success: true as const,
         queues,
         pagination: {
           mode: "filtered" as const,
@@ -189,7 +143,6 @@ export class QueueListPresenter extends BasePresenter {
     });
 
     return {
-      success: true as const,
       queues: await this.getUnfilteredQueues(environment, page, type),
       pagination: {
         mode: "unfiltered" as const,
@@ -300,7 +253,6 @@ export class QueueListPresenter extends BasePresenter {
     }
 
     return {
-      success: true as const,
       queues: await this.enrichQueues(environment, [...rankedPageQueues, ...tailQueues]),
       pagination: {
         mode: "unfiltered" as const,

apps/webapp/app/presenters/v3/QueueRetrievePresenter.server.ts

@@ -7,7 +7,6 @@ import {
   type TaskQueueType,
 } from "@trigger.dev/database";
 import { type AuthenticatedEnvironment } from "~/services/apiAuth.server";
-import { determineEngineVersion } from "~/v3/engineVersion.server";
 import { engine } from "~/v3/runEngine.server";
 import { BasePresenter } from "./basePresenter.server";
 
@@ -80,16 +79,6 @@ export class QueueRetrievePresenter extends BasePresenter {
     environment: AuthenticatedEnvironment;
     queueInput: RetrieveQueueParam;
   }) {
-    //check the engine is the correct version
-    const engineVersion = await determineEngineVersion({ environment });
-
-    if (engineVersion === "V1") {
-      return {
-        success: false as const,
-        code: "engine-version",
-      };
-    }
-
     const queue = await getQueue(this._replica, environment, queueInput);
     if (!queue) {
       return {

apps/webapp/app/routes/_app.orgs.$organizationSlug.projects.$projectParam.env.$envParam.branches/route.tsx

@@ -14,7 +14,6 @@ import { BranchEnvironmentIconSmall } from "~/assets/icons/EnvironmentIcons";
 import { BranchesNoBranchableEnvironment, BranchesNoBranches } from "~/components/BlankStatePanels";
 import { Feedback } from "~/components/Feedback";
 import { GitMetadata } from "~/components/GitMetadata";
-import { V4Title } from "~/components/V4Badge";
 import { AdminDebugTooltip } from "~/components/admin/debugTooltip";
 import { MainCenteredContainer, PageBody, PageContainer } from "~/components/layout/AppLayout";
 import { Badge } from "~/components/primitives/Badge";
@@ -231,7 +230,7 @@ export default function Page() {
     return (
       <PageContainer>
         <NavBar>
-          <PageTitle title={<V4Title>Preview branches</V4Title>} />
+          <PageTitle title="Preview branches" />
         </NavBar>
         <PageBody>
           <MainCenteredContainer className="max-w-md">
@@ -245,7 +244,7 @@ export default function Page() {
   return (
     <PageContainer>
       <NavBar>
-        <PageTitle title={<V4Title>Preview branches</V4Title>} />
+        <PageTitle title="Preview branches" />
         <PageAccessories>
           <AdminDebugTooltip>
             <Property.Table>

apps/webapp/app/routes/_app.orgs.$organizationSlug.projects.$projectParam.env.$envParam.dev-branches/route.tsx

@@ -6,7 +6,6 @@ import { useCallback } from "react";
 import { SearchInput } from "~/components/primitives/SearchInput";
 import { typedjson, useTypedLoaderData } from "remix-typedjson";
 import { BranchEnvironmentIconSmall } from "~/assets/icons/EnvironmentIcons";
-import { V4Title } from "~/components/V4Badge";
 import { AdminDebugTooltip } from "~/components/admin/debugTooltip";
 import { PageBody, PageContainer } from "~/components/layout/AppLayout";
 import { Badge } from "~/components/primitives/Badge";
@@ -98,7 +97,7 @@ export default function Page() {
   return (
     <PageContainer>
       <NavBar>
-        <PageTitle title={<V4Title>Dev branches</V4Title>} />
+        <PageTitle title="Dev branches" />
         <PageAccessories>
           <AdminDebugTooltip>
             <Property.Table>