fix: correct IDE task prompt paths and metadata

tools/cli/installers/lib/ide/codex.js

@@ -2,6 +2,7 @@ const path = require('node:path');
 const fs = require('fs-extra');
 const os = require('node:os');
 const chalk = require('chalk');
+const yaml = require('yaml');
 const { BaseIdeSetup } = require('./_base-ide');
 const { WorkflowCommandGenerator } = require('./shared/workflow-command-generator');
 const { AgentCommandGenerator } = require('./shared/agent-command-generator');
@@ -102,9 +103,32 @@ class CodexSetup extends BaseIdeSetup {
         },
         projectDir,
       );
+      let displayName = task.name;
+      let description;
+      let declaredName = task.name;
+
+      const frontmatterMatch = content.match(/^---\s*\n([\s\S]*?)\n---/);
+      if (frontmatterMatch) {
+        try {
+          const frontmatter = yaml.parse(frontmatterMatch[1]);
+          if (frontmatter && typeof frontmatter === 'object') {
+            declaredName = frontmatter.name || declaredName;
+            displayName = frontmatter.displayName || frontmatter.name || displayName;
+            description = frontmatter.description || description;
+          }
+        } catch {
+          // Ignore frontmatter parse errors
+        }
+      }
+
+      const taskPath = path.posix.join(this.bmadFolderName, task.module, 'tasks', `${task.name}.md`);
       taskArtifacts.push({
         type: 'task',
         module: task.module,
+        name: declaredName,
+        displayName,
+        description,
+        path: taskPath,
         sourcePath: task.path,
         relativePath: path.join(task.module, 'tasks', `${task.name}.md`),
         content,

tools/cli/installers/lib/ide/manager.js

@@ -72,6 +72,9 @@ class IdeManager {
 
         if (HandlerClass) {
           const instance = new HandlerClass();
+          if (typeof instance.setBmadFolderName === 'function') {
+            instance.setBmadFolderName(this.bmadFolderName);
+          }
           if (instance.name && typeof instance.name === 'string') {
             this.handlers.set(instance.name, instance);
           }

tools/cli/installers/lib/ide/shared/task-tool-command-generator.js

@@ -66,8 +66,12 @@ class TaskToolCommandGenerator {
 
     // Convert path to use {project-root} placeholder
     let itemPath = item.path;
-    if (itemPath && typeof itemPath === 'string' && itemPath.startsWith('bmad/')) {
+    if (itemPath && typeof itemPath === 'string') {
+      if (itemPath.startsWith('bmad/')) {
         itemPath = `{project-root}/${itemPath}`;
+      } else if (itemPath.startsWith('_bmad/')) {
+        itemPath = `{project-root}/${itemPath}`;
+      }
     }
 
     return `---