fix #36 update to stricter version regexp to ignore comments

Author: brandedoutcast

action.yml

@@ -15,7 +15,7 @@ inputs:
     VERSION_REGEX:
         description: Regex pattern to extract version info in a capturing group
         required: false
-        default: <Version>(.*)<\/Version>
+        default: ^<Version>(.*)<\/Version>$
     VERSION_STATIC:
         description: Useful with external providers like Nerdbank.GitVersioning, ignores VERSION_FILE_PATH & VERSION_REGEX
         required: false

index.js

@@ -9,7 +9,7 @@ class Action {
         this.projectFile = process.env.INPUT_PROJECT_FILE_PATH
         this.packageName = process.env.INPUT_PACKAGE_NAME || process.env.PACKAGE_NAME
         this.versionFile = process.env.INPUT_VERSION_FILE_PATH || process.env.VERSION_FILE_PATH || this.projectFile
-        this.versionRegex = new RegExp(process.env.INPUT_VERSION_REGEX || process.env.VERSION_REGEX)
+        this.versionRegex = new RegExp(process.env.INPUT_VERSION_REGEX || process.env.VERSION_REGEX, "m")
         this.version = process.env.INPUT_VERSION_STATIC || process.env.VERSION_STATIC
         this.tagCommit = JSON.parse(process.env.INPUT_TAG_COMMIT || process.env.TAG_COMMIT)
         this.tagFormat = process.env.INPUT_TAG_FORMAT || process.env.TAG_FORMAT