chore: Adjust Yml File and Update Get Version Command from Entrypoint

README.md

@@ -9,7 +9,7 @@ To use this action in your project, use the following:
 ```yaml
       - name: get-lerna-version
         id: package-version
-        uses: saulonunesdev/lerna-get-version-action@master
+        uses: saulonunesdev/lerna-get-version-action@v1
 ```
 
 The Action sets an output variable called `lerna-version` which can be used in a following step by using `${{ steps.lerna-version.outputs.lerna-version}}`.

action.yml

@@ -1,4 +1,3 @@
-
 name: 'Get current lerna version'
 description: 'Get the current version of lerna.json'
 branding:

entrypoint.sh

@@ -1,5 +1,5 @@
 #!/bin/sh -l
 
-LERNA_VERSION=$(grep -m1 version lerna.json | awk -F: '{ print $2 }' | sed 's/[", ]//g')
+LERNA_VERSION=$(cat lerna.json | grep version | head -1 | awk -F: '{ print $2 }' | sed 's/[",]//g' | tr -d '[[:space:]]')
 
 echo ::set-output name=lerna-version::$LERNA_VERSION