update snapcraft.yaml

snapcraft.yaml

@@ -19,20 +19,20 @@ parts:
     source-branch: '2.8'
     build-packages:
       - build-essential
-    build-environment:
-    - GO111MODULE: 'on'
     override-build: |
       set -ex
 
       echo "Starting override-build:"
       pwd
       cd $SNAPCRAFT_PART_BUILD
-      GO111MODULE=on go build
+      GO111MODULE=on CGO_ENABLED=0 go build --ldflags="-s -w"
       ./gost -V
 
       echo "Installing to ${SNAPCRAFT_PART_INSTALL}..."
       install -d $SNAPCRAFT_PART_INSTALL/bin
       cp -v gost $SNAPCRAFT_PART_INSTALL/bin/
+
+      echo "Override-build done!"
 apps:
   gost:
     command: bin/gost