chore: bump Go to v1.26 (#7466)

.github/workflows/ci.yml

@@ -31,13 +31,13 @@ jobs:
           - mac
           - windows
         go:
-          - '1.25'
+          - '1.26'
 
         include:
         # Set the minimum Go patch version for the given Go minor
         # Usable via ${{ matrix.GO_SEMVER }}
-        - go: '1.25'
-          GO_SEMVER: '~1.25.0'
+        - go: '1.26'
+          GO_SEMVER: '~1.26.0'
 
         # Set some variables per OS, usable via ${{ matrix.VAR }}
         # OS_LABEL: the VM label from GitHub Actions (see https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners/about-github-hosted-runners#standard-github-hosted-runners-for-public-repositories)
@@ -235,7 +235,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@44694675825211faa026b3c33043df3e48a5fa00 # v6.0.0
         with:
-          go-version: "~1.25"
+          go-version: "~1.26"
           check-latest: true
       - name: Install xcaddy
         run: |

.github/workflows/cross-build.yml

@@ -36,13 +36,13 @@ jobs:
           - 'darwin'
           - 'netbsd'
         go:
-          - '1.25'
+          - '1.26'
 
         include:
         # Set the minimum Go patch version for the given Go minor
         # Usable via ${{ matrix.GO_SEMVER }}
-        - go: '1.25'
-          GO_SEMVER: '~1.25.0'
+        - go: '1.26'
+          GO_SEMVER: '~1.26.0'
 
     runs-on: ubuntu-latest
     permissions:

.github/workflows/lint.yml

@@ -52,7 +52,7 @@ jobs:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - uses: actions/setup-go@44694675825211faa026b3c33043df3e48a5fa00 # v6.0.0
         with:
-          go-version: '~1.25'
+          go-version: '~1.26'
           check-latest: true
 
       - name: golangci-lint
@@ -80,7 +80,7 @@ jobs:
       - name: govulncheck
         uses: golang/govulncheck-action@b625fbe08f3bccbe446d94fbf87fcc875a4f50ee # v1.0.4
         with:
-          go-version-input: '~1.25.0'
+          go-version-input: '~1.26.0'
           check-latest: true
   
   dependency-review:

.github/workflows/release.yml

@@ -334,13 +334,13 @@ jobs:
         os: 
           - ubuntu-latest
         go: 
-          - '1.25'
+          - '1.26'
 
         include:
         # Set the minimum Go patch version for the given Go minor
         # Usable via ${{ matrix.GO_SEMVER }}
-        - go: '1.25'
-          GO_SEMVER: '~1.25.0'
+        - go: '1.26'
+          GO_SEMVER: '~1.26.0'
 
     runs-on: ${{ matrix.os }}
     # https://github.com/sigstore/cosign/issues/1258#issuecomment-1002251233