chore: bump version to 6.0.0-alpha.12 and add yaml dependency

- Add missing yaml package dependency to fix MODULE_NOT_FOUND error
- Update CHANGELOG.md with alpha.12 release notes

CHANGELOG.md

@@ -2,6 +2,14 @@
 
 ## [Unreleased]
 
+## [6.0.0-alpha.12]
+
+**Release: November 19, 2025**
+
+### 🐛 Bug Fixes
+
+- Added missing `yaml` dependency to fix `MODULE_NOT_FOUND` error when running `npx bmad-method install`
+
 ## [6.0.0-alpha.11]
 
 **Release: November 18, 2025**

package-lock.json

@@ -24,7 +24,8 @@
         "ora": "^5.4.1",
         "semver": "^7.6.3",
         "wrap-ansi": "^7.0.0",
-        "xml2js": "^0.6.2"
+        "xml2js": "^0.6.2",
+        "yaml": "^2.7.0"
       },
       "bin": {
         "bmad": "tools/bmad-npx-wrapper.js",
@@ -8441,7 +8442,6 @@
       "version": "2.8.1",
       "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.1.tgz",
       "integrity": "sha512-lcYcMxX2PO9XMGvAJkJ3OsNMw+/7FKes7/hgerGUYWIoWu5j/+YQqcZr5JnPZWzOsEBgMbSbiSTn/dv/69Mkpw==",
-      "dev": true,
       "license": "ISC",
       "bin": {
         "yaml": "bin.mjs"

package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "bmad-method",
-  "version": "6.0.0-alpha.11",
+  "version": "6.0.0-alpha.12",
   "description": "Breakthrough Method of Agile AI-driven Development",
   "keywords": [
     "agile",
@@ -76,7 +76,8 @@
     "ora": "^5.4.1",
     "semver": "^7.6.3",
     "wrap-ansi": "^7.0.0",
-    "xml2js": "^0.6.2"
+    "xml2js": "^0.6.2",
+    "yaml": "^2.7.0"
   },
   "devDependencies": {
     "@eslint/js": "^9.33.0",