fix: Align Go versions in CI and go.mod

- Restored Go 1.24.1 in go.mod (valid in 2025)
- Updated GitHub Actions workflow to use Go 1.24
- Ran make tidy to ensure dependencies are up-to-date

This ensures the CI pipeline uses the same Go version as the project itself.

Author: copyleftdev

.github/workflows/makefile.yml

@@ -16,7 +16,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.24'
 
     - name: Install dependencies
       run: make tidy

go.mod

@@ -1,8 +1,6 @@
 module mcp-subfinder-server
 
-go 1.21
-
-toolchain go1.24.1
+go 1.24.1
 
 require (
 	github.com/json-iterator/go v1.1.12