Remove Nebula references and related files from documentation

Co-authored-by: samina <[email protected]>

Author: cursoragent

apps/portal/src/app/Header.tsx

@@ -51,10 +51,6 @@ const links = [
     href: "/insight",
     name: "Insight",
   },
-  {
-    href: "/nebula",
-    name: "Nebula",
-  },
   {
     href: "/vault",
     name: "Vault",
@@ -127,10 +123,6 @@ export const connectLinks: Array<{
 ] as const;
 
 const apisLinks = [
-  {
-    href: "/nebula/api-reference",
-    name: "Nebula",
-  },
   {
     href: "https://insight.thirdweb.com/reference",
     name: "Insight",

apps/portal/src/app/dotnet/nebula/quickstart/page.mdx

@@ -14,7 +14,6 @@ import { BridgeIcon } from "../icons/products/BridgeIcon";
 import { ConnectIcon } from "../icons/products/ConnectIcon";
 import { EngineIcon } from "../icons/products/EngineIcon";
 import { InsightIcon } from "../icons/products/InsightIcon";
-import { NebulaIcon } from "../icons/products/NebulaIcon";
 import { PlaygroundIcon } from "../icons/products/PlaygroundIcon";
 import { cn } from "../lib/utils";
 import DocsHeroDark from "./_images/docs-hero-dark.png";
@@ -148,12 +147,6 @@ function ReferenceSection() {
           iconClassName="text-muted-foreground"
           title="Bundler"
         />
-        <SDKCard
-          href="/nebula/api-reference"
-          icon={NebulaIcon} // TODO: actual openAPI docs
-          iconClassName="text-muted-foreground"
-          title="Nebula"
-        />
       </Grid>
     </section>
   );
@@ -194,16 +187,10 @@ function LearningResourcesSection() {
           icon={InsightIcon}
           title="Insight"
         />
-        <ArticleCardIndex
-          description="API interface for LLMs"
-          href="/nebula"
-          icon={NebulaIcon}
-          title="Nebula"
-        />
         <ArticleCardIndex
           description="Non-custodial key management service"
           href="/vault"
-          icon={NebulaIcon}
+          icon={InsightIcon}
           title="Vault"
         />
       </Grid>

apps/portal/src/app/knowledge-base/troubleshoot/page.mdx

@@ -21,5 +21,3 @@ export { ReactIcon } from "./sdks/ReactIcon";
 export { TypeScriptIcon } from "./sdks/TypeScriptIcon";
 export { UnityIcon } from "./sdks/UnityIcon";
 export { UnrealEngineIcon } from "./sdks/UnrealEngineIcon";
-//sidebar
-export { NebulaSideIcon } from "./sidebar/NebulaSideIcon";