Setup for L0 Testcases (#6)

* SetUp for L0 TestCases

* Issue Fix

* Issue Fix

* Issue Fix

* Issue Fix

* Issue Fix

* Issue Fix

* Review comments fix: run npm install only with our build, npm install only dev for releases

* Running code covrage only on PR of master and releases

src/run.ts

@@ -64,7 +64,7 @@ async function downloadKubectl(version: string): Promise<string> {
     return kubectlPath;
 }
 
-async function run() {
+export async function run() {
     let version = core.getInput('version', { 'required': true });
     if (version.toLocaleLowerCase() === 'latest') {
         version = await getStableKubectlVersion();