Add console log

- Add tabIndex to button
- Add aria attributes to icons and headings

src/Common/CosmosClient.ts

@@ -124,10 +124,13 @@ export const endpoint = () => {
     const location = _global.parent ? _global.parent.location : _global.location;
     return configContext.EMULATOR_ENDPOINT || location.origin;
   }
-  return (
+  const endpoint: string =     userContext.selectedRegionalEndpoint ||
-    userContext.selectedRegionalEndpoint ||
     userContext.endpoint ||
-    userContext?.databaseAccount?.properties?.documentEndpoint
+    userContext?.databaseAccount?.properties?.documentEndpoint;
+  
+  console.log("endpoint value", endpoint);
+  return (
+endpoint
   );
 };
 
@@ -207,6 +210,8 @@ export function client(): Cosmos.CosmosClient {
     defaultHeaders: _defaultHeaders,
     connectionPolicy: {
       enableEndpointDiscovery: !userContext.selectedRegionalEndpoint,
+      enablePartitionLevelFailover: true,
+      enablePartitionLevelCircuitBreaker: true,
       retryOptions: {
         maxRetryAttemptCount: LocalStorageUtility.getEntryNumber(StorageKey.RetryAttempts),
         fixedRetryIntervalInMilliseconds: LocalStorageUtility.getEntryNumber(StorageKey.RetryInterval),

src/Explorer/SplashScreen/FabricHome.tsx

@@ -1,8 +1,8 @@
 /**
  * Accordion top class
  */
-import { makeStyles, tokens } from "@fluentui/react-components";
+import { Link, makeStyles, tokens } from "@fluentui/react-components";
-import { DocumentAddRegular, LinkMultipleRegular } from "@fluentui/react-icons";
+import { DocumentAddRegular, LinkMultipleRegular, OpenRegular } from "@fluentui/react-icons";
 import { SampleDataImportDialog } from "Explorer/SplashScreen/SampleDataImportDialog";
 import { CosmosFluentProvider } from "Explorer/Theme/ThemeUtil";
 import { isFabricNative, isFabricNativeReadOnly } from "Platform/Fabric/FabricUtil";
@@ -119,7 +119,7 @@ const FabricHomeScreenButton: React.FC<FabricHomeScreenButtonProps & { className
 }) => {
   const styles = useStyles();
   return (
-    <div role="button" className={`${styles.buttonContainer} ${className}`} onClick={onClick}>
+    <div role="button" className={`${styles.buttonContainer} ${className}`} onClick={onClick} tabIndex={0}>
       <div className={styles.buttonUpperPart}>{icon}</div>
       <div aria-label={title} className={styles.buttonLowerPart}>
         <div>{title}</div>
@@ -147,7 +147,7 @@ export const FabricHomeScreen: React.FC<SplashScreenProps> = (props: SplashScree
       {
         title: "Sample data",
         description: "Automatically load sample data in your database",
-        icon: <img src={CosmosDbBlackIcon} />,
+        icon: <img src={CosmosDbBlackIcon} alt={"Azure Cosmos DB icon"} aria-hidden="true" />,
         onClick: () => setOpenSampleDataImportDialog(true),
       },
       {
@@ -181,16 +181,18 @@ export const FabricHomeScreen: React.FC<SplashScreenProps> = (props: SplashScree
           explorer={props.explorer}
           databaseName={userContext.fabricContext?.databaseName}
         />
-        <div className={styles.title} role="heading" aria-label={title}>
+        <div className={styles.title} role="heading" aria-label={title} aria-level={1}>
           {title}
         </div>
         {getSplashScreenButtons()}
-        {/* <div className={styles.footer}>
+        {
+          <div className={styles.footer}>
             Need help?{" "}
-          <Link href="https://aka.ms/cosmosdbfabricdocs" target="_blank">
+            <Link href="https://learn.microsoft.com/fabric/database/cosmos-db/overview" target="_blank">
-            Learn more <img src={LinkIcon} alt="Learn more" />
+              Learn more <OpenRegular />
             </Link>
-        </div> */}
+          </div>
+        }
       </CosmosFluentProvider>
     </>
   );