fix: skip propmting on post install when the console is not interactive

Author: SvetoslavTsenov

Diff for: postinstall.js

@@ -166,7 +166,12 @@ const updatePackageJsonDependencies = (packageJson, projectType, testingFramewor
 //     );
 // };
 
+const isInteractive = process.stdout && process.stdout.isTTY && process.stdin && process.stdin.isTTY && (!process.env || (!process.env.CI && !process.env.JENKINS_HOME));
+
 const frameworkQuestion = () => {
+    if (!isInteractive) {
+        console.info("This console is not interactive! Please export env PROJECT_TYPE!")
+    }
     const questions = [
         {
             type: "list",
@@ -179,6 +184,9 @@ const frameworkQuestion = () => {
 };
 
 const testingFrameworkQuestion = () => {
+    if (!isInteractive) {
+        console.info("This console is not interactive! Please export env TESTING_FRAMEWORK!")
+    }
     const questions = [
         {
             type: "list",
@@ -210,7 +218,7 @@ const getTemplates = (name) => {
 
 const run = async () => {
     // printLogo();
-    const envProjectType = process.env.npm_config_projectType || process.env["PROJECT_TYPE"];
+    const envProjectType = process.env.npm_config_projectType || process.env["projectType"];
     const envTestingFramework = process.env.npm_config_testingFramework || process.env["TESTING_FRAMEWORK"];
     const hasSetProjectTypeAndTestingFrameworkAsEnvSet = envProjectType && envTestingFramework;
     const isDevAppiumAlreadyInstalled = packageJson.devDependencies && packageJson.devDependencies["nativescript-dev-appium"];