Merge origin/update-user-guide-docs changes; include existing-project-guide and upgrade in docs toc

Author: anchildress1

.github/workflows/lint.yml

@@ -1,4 +1,6 @@
 name: Lint
+permissions:
+  contents: read
 
 on:
   push:

.github/workflows/scripts/create-github-release.sh

@@ -40,6 +40,10 @@ gh release create "$VERSION" \
   .genreleases/spec-kit-template-roo-ps-"$VERSION".zip \
   .genreleases/spec-kit-template-codebuddy-sh-"$VERSION".zip \
   .genreleases/spec-kit-template-codebuddy-ps-"$VERSION".zip \
+  .genreleases/spec-kit-template-amp-sh-"$VERSION".zip \
+  .genreleases/spec-kit-template-amp-ps-"$VERSION".zip \
+  .genreleases/spec-kit-template-shai-sh-"$VERSION".zip \
+  .genreleases/spec-kit-template-shai-ps-"$VERSION".zip \
   .genreleases/spec-kit-template-q-sh-"$VERSION".zip \
   .genreleases/spec-kit-template-q-ps-"$VERSION".zip \
   --title "Spec Kit Templates - $VERSION_NO_V" \