fix: only install bundled extensions that actually exist

Author: kanfil

CHANGELOG.md

@@ -7,6 +7,12 @@ All notable changes to the Specify CLI and templates are documented here.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.0.97] - 2026-03-05
+
+### Fixed
+
+- fix: only install bundled extensions that actually exist (not just catalog entries)
+
 ## [0.0.96] - 2026-03-05
 
 ### Fixed

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "agentic-sdlc-specify-cli"
-version = "0.0.96"
+version = "0.0.97"
 description = "Specify CLI, part of GitHub Spec Kit. A tool to bootstrap your projects for Spec-Driven Development (SDD)."
 requires-python = ">=3.11"
 dependencies = [

src/specify_cli/__init__.py

@@ -2868,15 +2868,20 @@ def install_bundled_extensions(
             with open(catalog_path) as f:
                 catalog_data = json.load(f)
             extensions = catalog_data.get("extensions", {})
-            # Get extensions with preinstall: true
+            # Get extensions with preinstall: true AND that actually exist in the bundled directory
             bundled_extensions = [
                 ext_id
                 for ext_id, ext_data in extensions.items()
                 if ext_data.get("preinstall", False)
+                and (bundled_extensions_dir / ext_id / "extension.yml").exists()
             ]
-            # Fallback: if no preinstall field found, use all extensions in catalog
+            # Fallback: if no preinstall field found, use all extensions in catalog that exist
             if not bundled_extensions:
-                bundled_extensions = list(extensions.keys())
+                bundled_extensions = [
+                    ext_id
+                    for ext_id in extensions.keys()
+                    if (bundled_extensions_dir / ext_id / "extension.yml").exists()
+                ]
         except (json.JSONDecodeError, IOError) as e:
             console.print(
                 f"[yellow]Warning:[/yellow] Failed to parse catalog.json: {e}"