Merge pull request #13 from sammccants/fix_custom_package_dir

Fix issue with finding package.json outside of root

index.js

@@ -3,7 +3,8 @@ const { execSync } = require('child_process')
 
 // Change working directory if user defined PACKAGEJSON_DIR
 if (process.env.PACKAGEJSON_DIR) {
-  process.chdir(`${process.env.GITHUB_WORKSPACE}/${process.env.PACKAGEJSON_DIR}`)
+  process.env.GITHUB_WORKSPACE = `${process.env.GITHUB_WORKSPACE}/${process.env.PACKAGEJSON_DIR}`
+  process.chdir(process.env.GITHUB_WORKSPACE)
 }
 
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