chore: update elasticsearch indexes and bump version to 0.5.1

- Update Elasticsearch index references from latest-42- to latest-43-
- Bump version from 0.5.0 to 0.5.1
- Update RELEASE_NOTES.md with v0.5.1 information
- Update tests to match new version

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: jamesbrink

RELEASE_NOTES.md

@@ -1,3 +1,48 @@
+# MCP-NixOS: v0.5.1 Release Notes
+
+## Overview
+
+MCP-NixOS v0.5.1 is a minor release that updates the Elasticsearch index references to ensure compatibility with the latest NixOS search API. This release updates the index references from `latest-42-` to `latest-43-` to maintain functionality with the NixOS search service.
+
+## Changes in v0.5.1
+
+### 🔧 Fixes & Improvements
+
+- **Updated Elasticsearch Index References**: Fixed the Elasticsearch index references to ensure proper connectivity with the NixOS search API
+- **Version Bump**: Bumped version from 0.5.0 to 0.5.1
+
+## Installation
+
+```bash
+# Install with pip
+pip install mcp-nixos==0.5.1
+
+# Install with uv
+uv pip install mcp-nixos==0.5.1
+
+# Install with uvx
+uvx mcp-nixos==0.5.1
+```
+
+## Configuration
+
+Configure Claude to use the tool by adding it to your `~/.config/claude/config.json` file:
+
+```json
+{
+  "tools": [
+    {
+      "path": "mcp_nixos",
+      "default_enabled": true
+    }
+  ]
+}
+```
+
+## Contributors
+
+- James Brink (@utensils)
+
 # MCP-NixOS: v0.5.0 Release Notes
 
 ## Overview
@@ -24,7 +69,7 @@ MCP-NixOS v0.5.0 introduces support for the NixOS 25.05 Beta channel, enhancing
 
 The release implements the following key improvements:
 
-1. **25.05 Beta Channel**: Added the Elasticsearch index mapping for the upcoming NixOS 25.05 release using the index name pattern `latest-42-nixos-25.05`
+1. **25.05 Beta Channel**: Added the Elasticsearch index mapping for the upcoming NixOS 25.05 release using the index name pattern `latest-43-nixos-25.05`
 
 2. **Beta Alias**: Implemented a "beta" alias that will always point to the current beta channel, similar to how the "stable" alias points to the current stable release
 

mcp_nixos/__init__.py

@@ -12,12 +12,12 @@
         __version__ = version("mcp-nixos")
     except PackageNotFoundError:
         # Package is not installed, use a default version
-        __version__ = "0.5.0"
+        __version__ = "0.5.1"
 except ImportError:
     # Fallback for Python < 3.8
     try:
         import pkg_resources
 
         __version__ = pkg_resources.get_distribution("mcp-nixos").version
     except Exception:
-        __version__ = "0.5.0"
+        __version__ = "0.5.1"

mcp_nixos/clients/elasticsearch_client.py

@@ -28,11 +28,11 @@
 
 # Channel to Index mapping
 AVAILABLE_CHANNELS = {
-    "unstable": "latest-42-nixos-unstable",
-    "25.05": "latest-42-nixos-25.05",  # Beta channel
-    "beta": "latest-42-nixos-25.05",  # Alias for beta
-    "24.11": "latest-42-nixos-24.11",
-    "stable": "latest-42-nixos-24.11",  # Alias for stable
+    "unstable": "latest-43-nixos-unstable",
+    "25.05": "latest-43-nixos-25.05",  # Beta channel
+    "beta": "latest-43-nixos-25.05",  # Alias for beta
+    "24.11": "latest-43-nixos-24.11",
+    "stable": "latest-43-nixos-24.11",  # Alias for stable
 }
 DEFAULT_CHANNEL = "unstable"
 

mcp_nixos/server.py

@@ -19,7 +19,7 @@
 The server connects to the NixOS search Elasticsearch API with these details:
   - URL: https://search.nixos.org/backend/{index}/_search
   - Credentials: Basic authentication (public credentials from NixOS search)
-  - Index pattern: latest-42-nixos-{channel} (e.g., latest-42-nixos-unstable)
+  - Index pattern: latest-43-nixos-{channel} (e.g., latest-43-nixos-unstable)
   - Both packages and options are in the same index, distinguished by a "type" field
   - Hierarchical paths use a special query format with wildcards
 

mcp_nixos/utils/helpers.py

@@ -241,7 +241,7 @@ def make_http_request(
 
         # Extract channel information from URL for ES requests to ensure proper cache separation
         channel_key = ""
-        if "latest-42-nixos" in url:
+        if "latest-43-nixos" in url:
             if "unstable" in url:
                 channel_info = "unstable"
             elif "24.11" in url:

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mcp-nixos"
-version = "0.5.0"
+version = "0.5.1"
 description = "Model Context Protocol server for NixOS, Home Manager, and nix-darwin resources"
 readme = "README.md"
 authors = [

tests/__init__.py

@@ -40,9 +40,9 @@ def setUp(self):
         self.context = NixOSContext()
 
         # Ensure we're using the correct endpoints
-        self.context.es_client.es_packages_url = "https://search.nixos.org/backend/latest-42-nixos-unstable/_search"
+        self.context.es_client.es_packages_url = "https://search.nixos.org/backend/latest-43-nixos-unstable/_search"
         self.context.es_client.es_options_url = (
-            "https://search.nixos.org/backend/latest-42-nixos-unstable-options/_search"
+            "https://search.nixos.org/backend/latest-43-nixos-unstable-options/_search"
         )
 
         # Use a smaller cache for testing

tests/integration/test_mcp_nixos.py

@@ -55,9 +55,9 @@ def setUp(self):
         # Use a smaller cache for testing
         self.client.cache = SimpleCache(max_size=10, ttl=60)
         # Default base endpoint for packages index
-        self.client.es_packages_url = "https://search.nixos.org/backend/latest-42-nixos-unstable/_search"
+        self.client.es_packages_url = "https://search.nixos.org/backend/latest-43-nixos-unstable/_search"
         # Default base endpoint for options index
-        self.client.es_options_url = "https://search.nixos.org/backend/latest-42-nixos-unstable-options/_search"
+        self.client.es_options_url = "https://search.nixos.org/backend/latest-43-nixos-unstable-options/_search"
 
     def test_search_packages(self):
         """Test searching for packages."""

tests/test_version.py

@@ -47,7 +47,7 @@ def test_version_fallback_package_not_found(mock_version):
     import mcp_nixos
 
     # Check that the default version is used
-    assert mcp_nixos.__version__ == "0.5.0"
+    assert mcp_nixos.__version__ == "0.5.1"
     mock_version.assert_called_once_with("mcp-nixos")
 
 
@@ -80,5 +80,5 @@ def test_version_ultimate_fallback(mock_get_distribution, _):
     import mcp_nixos
 
     # Check that the default version is used when everything fails
-    assert mcp_nixos.__version__ == "0.5.0"
+    assert mcp_nixos.__version__ == "0.5.1"
     mock_get_distribution.assert_called_once()