build: Update Go version in go.mod and CI workflow to 1.22.1 for consistency and compatibility

Author: statico

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.21"
+          go-version: "1.22.1"
           check-latest: true
 
       - name: Install golangci-lint

go.mod

@@ -1,6 +1,6 @@
 module github.com/statico/llmscript
 
-go 1.24.1
+go 1.22.1
 
 require gopkg.in/yaml.v3 v3.0.1