Fix --enable-index-html=false, add test.

cli.js

@@ -134,8 +134,8 @@ function cliMode() {
       describe: command.describe,
       builder: command.builder,
       handler: async (argv) => {
-        await showActiveConfig();
         try {
+          await showActiveConfig();
           const result = await command.handler(argv);
           if (result) {
             console.log(result);

src/config.js

@@ -53,18 +53,21 @@ async function fromArgs(args = {}, silent = false) {
 
   // Handle enable-index-html setting
   if (args['enable-index-html'] !== undefined) {
+    const enableIndexHtml = args['enable-index-html'] === true || args['enable-index-html'] === '';
+
     // If setting exists in config, ensure it matches
     if (config.enableIndexHtml !== undefined && 
-        config.enableIndexHtml !== args['enable-index-html']) {
+        config.enableIndexHtml !== enableIndexHtml) {
+      const currentSetting = config.enableIndexHtml ? 'enabled' : 'disabled';
+      const requestedSetting = enableIndexHtml ? 'enable' : 'disable';
       throw new Error(
-        'Project was previously deployed with ' + 
-        (config.enableIndexHtml ? '--enable-index-html' : 'no --enable-index-html') +
-        '. Cannot change this setting after initial deployment.'
+        `Cannot ${requestedSetting} index.html URLs - this project was deployed with index.html URLs ${currentSetting}`
       );
     }
+
     // Store the setting if it's the first time
     if (config.enableIndexHtml === undefined) {
-      config.enableIndexHtml = args['enable-index-html'];
+      config.enableIndexHtml = enableIndexHtml;
       save();
     }
   }

tests/unit/config.test.mjs

@@ -133,7 +133,21 @@ describe('Config', () => {
         await config.fromArgs({ 'enable-index-html': false }, true);
         expect.fail('Should have thrown error');
       } catch (err) {
-        expect(err.message).to.include('Cannot change this setting');
+        expect(err.message).to.equal('Cannot disable index.html URLs - this project was deployed with index.html URLs enabled');
+      }
+    });
+
+    it('should handle enableIndexHtml false setting', async () => {
+      // First deployment sets the setting to false
+      await config.fromArgs({ 'enable-index-html': false }, true);
+      expect(config.get('enableIndexHtml')).to.be.false;
+
+      // Try to enable it later
+      try {
+        await config.fromArgs({ 'enable-index-html': true }, true);
+        expect.fail('Should have thrown error');
+      } catch (err) {
+        expect(err.message).to.equal('Cannot enable index.html URLs - this project was deployed with index.html URLs disabled');
       }
     });