Force usage of golang 1.16 (#137)

* force usage of golang 1.16

* change specific 20.04 of ubuntu to latest

.github/workflows/pull_request.yaml

@@ -9,7 +9,7 @@ on:
 jobs:
   review:
     name: Code Review
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
 
@@ -56,11 +56,8 @@ jobs:
 
   build:
     name: Build wg-ui
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
-    - name: Checkout
-      uses: actions/checkout@v2
-
     - name: Setup NodeJS
       uses: actions/setup-node@v2
       with:
@@ -68,6 +65,11 @@ jobs:
 
     - name: Setup Go
       uses: actions/setup-go@v2
+      with:
+        go-version: 1.16.x
+
+    - name: Checkout
+      uses: actions/checkout@v2
 
     - name: Build binary
       run: |

.github/workflows/push_master.yaml

@@ -8,7 +8,7 @@ on:
 jobs:
   docker-build:
     name: Docker Main
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -46,7 +46,7 @@ jobs:
 
   docker-userspace:
     name: Docker UserSpace
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     needs: docker-build
     steps:
       - name: Checkout
@@ -85,7 +85,7 @@ jobs:
 
   docker-debug:
     name: Docker Debug
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     needs: [docker-build, docker-userspace]
     steps:
       - name: Checkout

.github/workflows/release.yaml

@@ -11,7 +11,7 @@ jobs:
   release-docker:
     name: Docker
     if: startsWith(github.ref, 'refs/tags/')
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -45,7 +45,7 @@ jobs:
   release-binary:
     name: Binary
     if: startsWith(github.ref, 'refs/tags/')
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2