chore(deps): bump Go version to 1.25.8

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: exec-lang

.github/workflows/ci.yaml

@@ -16,7 +16,7 @@ on:
 
 env:
   # Common versions
-  GO_VERSION: '1.24.9'
+  GO_VERSION: '1.25.8'
   GOLANGCI_VERSION: 'v1.54.2'
   DOCKER_BUILDX_VERSION: 'v0.11.2'
 
@@ -36,7 +36,7 @@ env:
   CROSSPLANE_REGORG: ghcr.io/${{ github.repository}} # xpkg.crossplane.io/crossplane-contrib
 
   # The package version to push. The default is 0.0.0-gitsha.
-  XPKG_VERSION: v0.12.0
+  XPKG_VERSION: v0.12.1
 
 jobs:
   lint:
@@ -174,4 +174,3 @@ jobs:
 
       - name: Push Multi-Platform Package to GHCR
         run: "./crossplane --verbose xpkg push --package-files $(echo *.xpkg|tr ' ' ,) ${{ env.CROSSPLANE_REGORG }}:${{ env.XPKG_VERSION }}"
-

.github/workflows/e2e.yaml

@@ -9,7 +9,7 @@ on:
   pull_request: {}
 
 env:
-  GO_VERSION: '1.24.9'
+  GO_VERSION: '1.25.8'
 
 jobs:
   test:

go.mod

@@ -1,6 +1,6 @@
 module github.com/crossplane-contrib/function-kcl
 
-go 1.24.9
+go 1.25.8
 
 toolchain go1.26.1