add input to action.yml, change to use - instead of _

.github/workflows/test.yml

@@ -36,4 +36,4 @@ jobs:
           command: pwd
           template: "Testing working_dir\n```\n%stdout%\n```"
           update-text: "Testing working_dir"
-          working_dir: sub_dir
+          working-dir: sub_dir

action.yml

@@ -14,6 +14,10 @@ inputs:
   update-text:
     description: Updates the comment with this text instead of creating a new one
     required: False
+  working-dir:
+    description: Working directory relative to the repository root
+    default: "."
+    required: false
   github-token:
     description: Uses this token with the Github client
     default: ${{ github.token }}

index.js

@@ -8,7 +8,7 @@ const sanitize = require("path-sanitizer");
 // most @actions toolkit packages have async methods
 async function run() {
   const cmd = core.getInput("command");
-  const workingDirectory = core.getInput("working_directory");
+  const workingDirectory = core.getInput("working-directory");
   const messageTemplate = core.getInput("template");
   const updateText = core.getInput("update-text");
   const githubToken = core.getInput("github-token");