fix: skip internal tasks in manifest generation and IDE command discovery

src/core/tasks/workflow.xml

@@ -1,4 +1,4 @@
-<task id="_bmad/core/tasks/workflow.xml" name="Execute Workflow" standalone="false">
+<task id="_bmad/core/tasks/workflow.xml" name="Execute Workflow" standalone="false" internal="true">
   <objective>Execute given workflow by loading its configuration, following instructions, and producing output</objective>
 
   <llm critical="true">

tools/cli/installers/lib/core/manifest-generator.js

@@ -385,6 +385,11 @@ class ManifestGenerator {
         const filePath = path.join(dirPath, file);
         const content = await fs.readFile(filePath, 'utf8');
 
+        // Skip internal/engine files (not user-facing tasks)
+        if (content.includes('internal="true"')) {
+          continue;
+        }
+
         let name = file.replace(/\.(xml|md)$/, '');
         let displayName = name;
         let description = '';

tools/cli/installers/lib/ide/_base-ide.js

@@ -446,6 +446,11 @@ class BaseIdeSetup {
           try {
             const content = await fs.readFile(fullPath, 'utf8');
 
+            // Skip internal/engine files (not user-facing tasks/tools)
+            if (content.includes('internal="true"')) {
+              continue;
+            }
+
             // Check for standalone="true" in XML files
             if (entry.name.endsWith('.xml')) {
               // Look for standalone="true" in the opening tag (task or tool)

tools/cli/installers/lib/ide/shared/bmad-artifacts.js

@@ -146,10 +146,18 @@ async function getTasksFromDir(dirPath, moduleName) {
       continue;
     }
 
+    const filePath = path.join(dirPath, file);
+    const content = await fs.readFile(filePath, 'utf8');
+
+    // Skip internal/engine files (not user-facing tasks)
+    if (content.includes('internal="true"')) {
+      continue;
+    }
+
     // Remove extension to get task name
     const ext = file.endsWith('.xml') ? '.xml' : '.md';
     tasks.push({
-      path: path.join(dirPath, file),
+      path: filePath,
       name: file.replace(ext, ''),
       module: moduleName,
     });