add more options

.github/actions/md-toc/action.yml

@@ -26,6 +26,12 @@ inputs:
     description: Bullets to use for Table of Contents ("*", "-" or "+")
     required: false
     default: '*'
+  no_toc_in_toc:
+    description: >-
+      Do not include Table of Contents heading in Table of Contents
+      (Assuming it's the first h1/##)
+    required: false
+    default: 'true'
   node_version:
     description: Node.js version to install (false means do not install)
     required: false
@@ -43,8 +49,10 @@ runs:
     - name: Generate Table of Contents
       env:
         MDTOC_IARG: ${{ inputs.dry_run == 'false' && '-i' || '' }}
+        MDTOC_HARG: ${{ inputs.no_toc_in_toc == 'true' && '--no-firsth1' || '' }}
+        MDTOC_ARGS: ${{ env.MDTOC_IARG }} ${{ env.MDTOC_HARG }}
       run: |
-        markdown-toc "$MDTOC_IARG" \
+        markdown-toc "$MDTOC_ARGS" \
           --maxdepth "${{ inputs.depth }}" \
           --bullets "${{ inputs.bullets }}" \
           --append "${{ inputs.append }}" \