* Add test of Ubuntu 16.04

.github/workflows/verify-on-ubuntu.yml

@@ -1,7 +1,7 @@
 # https://help.github.com/en/articles/workflow-syntax-for-github-actions
 
 on: push
-name: Linux
+name: Ubuntu
 jobs:
   ssh:
     name: Connect to github.com

.github/workflows/verify-on-ubuntu1604.yml

@@ -0,0 +1,39 @@
+# https://help.github.com/en/articles/workflow-syntax-for-github-actions
+
+on: push
+name: Ubuntu 16.04
+jobs:
+  ssh:
+    name: Connect to github.com
+    runs-on: ubuntu-16.04
+    steps:
+    - name: Install SSH key
+      uses: shimataro/ssh-key-action@HEAD
+      with:
+        private-key: ${{ secrets.SSH_KEY }}
+        public-key: ${{ secrets.SSH_KEY_PUBLIC }}
+        known-hosts: ${{ secrets.KNOWN_HOSTS }} # optional
+    - name: print created files
+      run: ls -l ~/.ssh
+    - name: git clone through SSH
+      run: git clone git@github.com:shimataro/ssh-key-action.git tmp
+  ssh-with-name:
+    name: Connect to github.com with name and config
+    runs-on: ubuntu-16.04
+    steps:
+    - name: Install SSH key
+      uses: shimataro/ssh-key-action@HEAD
+      with:
+        private-key: ${{ secrets.SSH_KEY }}
+        public-key: ${{ secrets.SSH_KEY_PUBLIC }}
+        known-hosts: ${{ secrets.KNOWN_HOSTS }} # optional
+        name: ssh_key_name # optional
+        config: | # optional
+          Host github
+            Hostname github.com
+            User git
+            IdentityFile ~/.ssh/ssh_key_name
+    - name: print created files
+      run: ls -l ~/.ssh
+    - name: git clone through SSH
+      run: git clone github:shimataro/ssh-key-action.git tmp

.github/workflows/verify.yml.bak

@@ -11,6 +11,7 @@ jobs:
         os:
         - Windows-latest
         - macOS-latest
+        - Ubuntu-16.04
         - Ubuntu-latest
       fail-fast: false
     steps: