From 921ed078f4f1868c8c77fd2de89d7f56b6e486ed Mon Sep 17 00:00:00 2001
From: Dmitry Kurochkin <kudima03@gmail.com>
Date: Wed, 16 Sep 2026 18:53:46 +0300
Subject: [PATCH] chore: pin dotnet-stryker via local tool manifest

---
 .devcontainer/devcontainer.json      |  2 +-
 .github/workflows/build-and-test.yml |  4 ++--
 src/dotnet-tools.json                | 13 +++++++++++++
 3 files changed, 16 insertions(+), 3 deletions(-)
 create mode 100644 src/dotnet-tools.json

diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index e4bce26..ef622bc 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -16,6 +16,6 @@
       "settings": { "editor.formatOnSave": true }
     }
   },
-  "postCreateCommand": "cd src && dotnet restore && dotnet tool install -g dotnet-stryker",
+  "postCreateCommand": "cd src && dotnet restore && dotnet tool restore",
   "remoteUser": "vscode"
 }
diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index 5bababf..a7c7a0e 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -62,7 +62,7 @@ jobs:
       with:
         recreate: true
         path: code-coverage-results.md
-    - name: Install dotnet-stryker globally
-      run: dotnet tool install -g dotnet-stryker
+    - name: Restore .NET tools
+      run: dotnet tool restore
     - name: Run mutation test
       run: dotnet stryker --mutation-level Complete --break-at ${{ env.MUTATION_THRESHOLD }}
diff --git a/src/dotnet-tools.json b/src/dotnet-tools.json
new file mode 100644
index 0000000..6da5949
--- /dev/null
+++ b/src/dotnet-tools.json
@@ -0,0 +1,13 @@
+{
+  "version": 1,
+  "isRoot": true,
+  "tools": {
+    "dotnet-stryker": {
+      "version": "5.0.0",
+      "commands": [
+        "dotnet-stryker"
+      ],
+      "rollForward": false
+    }
+  }
+}