feat: add gh action for linux nightly installer (#5191)

* feat: add gh action for nightly installer


Signed-off-by: Vishnu Narayanan <vishnu@chatwoot.com>

.github/workflows/nightly_installer.yml

@@ -0,0 +1,58 @@
+# #
+# #
+# # Linux nightly installer action
+# # This action will try to install and setup
+# # chatwoot on an Ubuntu 20.04 machine using
+# # the linux installer script.
+# # 
+# # This is set to run daily at midnight.
+# #
+
+name: Run Linux nightly installer
+on:
+  schedule:
+    - cron: "0 0 * * *"
+  workflow_dispatch:
+
+jobs:
+  nightly:
+    runs-on: ubuntu-20.04
+    steps:
+
+    - name: get installer
+      run: |
+        wget https://get.chatwoot.app/linux/install.sh
+        chmod +x install.sh
+
+    - name: create input file
+      run: |
+        echo "no" > input
+        echo "yes" >> input
+
+    - name: Run the installer
+      run: |
+        sudo ./install.sh --install < input
+
+    # temp fix for postgresql not starting 
+    # automatically in gh action env
+    - name: start postgresql service
+      if: always()
+      run: |
+        sudo service postgresql start
+
+    #re-running the installer again
+    - name: Run the installer again
+      if: always()
+      run: |
+        sudo ./install.sh --install < input
+
+
+        #  disabling http verify for now as http 
+        #  access to port 3000 fails in gh action env
+        #    - name: Verify
+        #      if: always()
+        #      run: |
+        #        sudo netstat -ntlp | grep 3000
+        #        sudo systemctl restart chatwoot.target
+        #        curl http://localhost:3000/api
+