chore: standardize Go version to 1.25 across all workflows

Author: Patel230

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.22'
+          go-version: '1.25'
           cache-dependency-path: go.sum
 
       - name: Build

.github/workflows/publish.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.22'
+          go-version: '1.25'
 
       - name: Build
         run: go build ./...

go.mod

@@ -1,3 +1,3 @@
 module github.com/GrayCodeAI/iteragent
 
-go 1.22
+go 1.25