Update README.md

Author: jaenixlee

README.md

@@ -129,7 +129,7 @@ docker compose up
 
 #### STEP 2.5 — Need to set up your Kubernetes cluster to work with Docketeer?
 
-Open up a new tab in your terminal, run the following command, and then navigate to [localhost:4000/api/k8](http://localhost:4000/api/k8):
+Open up a new tab in your terminal, run the following command, and then navigate to [localhost:4001/api/k8](http://localhost:4001/api/k8):
 ```sh
 npm run dev
 ``` 
@@ -143,7 +143,7 @@ P.S. Make sure to keep this terminal open!
 #### STEP 3 — Navigate to localhost:4000 to sign-up & login!
 
 ```sh
-http://localhost:4000/
+http://localhost:4000
 ```
 
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