Update README to include mayhem-url

Author: Ross-ForAllSecure

README.md

@@ -92,6 +92,7 @@ The action accepts the follow inputs:
 |   | `html-report` | string | Path to the generated SARIF report |
 |   | `sarif-report` | string | Path to the generated HTML report |
 |   | `run-args` | string | Additional arguments to provide to the `mapi run` command.  Argument values should be separated on new lines. <br><br>e.g.<br> <pre>  run-args: \|<br>    # Basic Auth<br>    --basic-auth<br>    login:password</pre><br>⚠️ Avoid wrapping values in quotes, as these will be escaped and included in the value passed to `mapi`.<br><br>⛔️ `"login:password"` <br>✅ `login:password` |
+|   | `mayhem-url` | string | Path to your Mayhem API instance.  If you're using something other than the default of https://app.mayhem.security |
 
 ### Continuing on error
 
@@ -117,7 +118,7 @@ jobs:
       run: ./run_your_api.sh &
 
     - name: Run Mayhem for API to check for vulnerabilities
-      uses: ForAllSecure/mapi-action@v2
+      uses: ForAllSecure/mapi-action@v1
       continue-on-error: true # <-----------------------------------------------
       with:
         mayhem-token: ${{ secrets.MAYHEM_TOKEN }}
@@ -151,7 +152,7 @@ To create an artifact of the report in your build, add this step to your pipelin
 
 ```yaml
 - name: Run Mayhem for API to check for vulnerabilities
-  uses: ForAllSecure/mapi-action@v2
+  uses: ForAllSecure/mapi-action@v1
   continue-on-error: true
   with:
     mayhem-token: ${{ secrets.MAYHEM_TOKEN }}
@@ -180,7 +181,7 @@ step to your pipeline:
 
 ```yaml
 - name: Run Mayhem for API to check for vulnerabilities
-  uses: ForAllSecure/mapi-action@v2
+  uses: ForAllSecure/mapi-action@v1
   continue-on-error: true
   with:
     mayhem-token: ${{ secrets.MAYHEM_TOKEN }}