Xray Core v26.2.6 and dependency updates

Update Xray download URLs to v26.2.6 in the GitHub Actions release workflow and DockerInit script. Bump Go toolchain to 1.25.7 and refresh several module versions (telego, xtls/xray-core, klauspost/compress, pires/go-proxyproto, golang.org/x/arch, golang.org/x/sys, google.golang.org/genproto, etc.). Update go.sum to match the new dependency versions.

.github/workflows/release.yml

@@ -89,7 +89,7 @@ jobs:
           cd x-ui/bin
           
           # Download dependencies
-          Xray_URL="https://github.com/XTLS/Xray-core/releases/download/v26.2.2/"
+          Xray_URL="https://github.com/XTLS/Xray-core/releases/download/v26.2.6/"
           if [ "${{ matrix.platform }}" == "amd64" ]; then
             wget -q ${Xray_URL}Xray-linux-64.zip
             unzip Xray-linux-64.zip
@@ -208,7 +208,7 @@ jobs:
           cd x-ui\bin
           
           # Download Xray for Windows
-          $Xray_URL = "https://github.com/XTLS/Xray-core/releases/download/v26.2.2/"
+          $Xray_URL = "https://github.com/XTLS/Xray-core/releases/download/v26.2.6/"
           Invoke-WebRequest -Uri "${Xray_URL}Xray-windows-64.zip" -OutFile "Xray-windows-64.zip"
           Expand-Archive -Path "Xray-windows-64.zip" -DestinationPath .
           Remove-Item "Xray-windows-64.zip"