further cleanup input

dist/index.js

@@ -55,7 +55,7 @@ function runMain() {
             const { workspace, actionFolder } = model_1.Action;
             const buildParameters = yield model_1.BuildParameters.create();
             const baseImage = new model_1.ImageTag(buildParameters);
-            if (buildParameters.cloudRunnerCluster) {
+            if (buildParameters.cloudRunnerCluster !== undefined) {
                 yield model_1.CloudRunner.run(buildParameters, baseImage.toString());
             }
             else {
@@ -4208,7 +4208,7 @@ class Input {
         if (alternativeQuery !== query && process.env[alternativeQuery] !== undefined) {
             return process.env[alternativeQuery];
         }
-        return '';
+        return;
     }
     static get region() {
         return Input.getInput('region') || 'eu-west-2';
@@ -4255,7 +4255,7 @@ class Input {
         return Input.getInput('unityVersion') || 'auto';
     }
     static get customImage() {
-        return Input.getInput('customImage');
+        return Input.getInput('customImage') || '';
     }
     static get projectPath() {
         const input = Input.getInput('projectPath');
@@ -4357,7 +4357,7 @@ class Input {
         if (cli_1.CLI.cliMode) {
             return Input.getInput('cloudRunnerCluster') || 'aws';
         }
-        return Input.getInput('cloudRunnerCluster') || false;
+        return Input.getInput('cloudRunnerCluster') || undefined;
     }
     static get cloudRunnerCpu() {
         return Input.getInput('cloudRunnerCpu') || '1.0';

src/index.ts

@@ -17,7 +17,7 @@ async function runMain() {
     const buildParameters = await BuildParameters.create();
     const baseImage = new ImageTag(buildParameters);
 
-    if (buildParameters.cloudRunnerCluster) {
+    if (buildParameters.cloudRunnerCluster !== undefined) {
       await CloudRunner.run(buildParameters, baseImage.toString());
     } else {
       core.info('Building locally');

src/model/input.ts

@@ -39,7 +39,7 @@ class Input {
       return process.env[alternativeQuery];
     }
 
-    return '';
+    return;
   }
 
   static get region(): string {
@@ -90,7 +90,7 @@ class Input {
   }
 
   static get customImage() {
-    return Input.getInput('customImage');
+    return Input.getInput('customImage') || '';
   }
 
   static get projectPath() {
@@ -225,7 +225,7 @@ class Input {
     if (CLI.cliMode) {
       return Input.getInput('cloudRunnerCluster') || 'aws';
     }
-    return Input.getInput('cloudRunnerCluster') || false;
+    return Input.getInput('cloudRunnerCluster') || undefined;
   }
 
   static get cloudRunnerCpu() {