ci: Adds documentation build

- Adds documentation build and deploy
- Removes QEMU test as it is outdated

docs/en/conf.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+#
+# English Language RTD & Sphinx config file
+#
+# Uses ../conf_common.py for most non-language-specific settings.
+
+# Importing conf_common adds all the non-language-specific
+# parts to this conf module
+try:
+    from conf_common import *  # noqa: F403,F401
+except ImportError:
+    import os
+    import sys
+    sys.path.insert(0, os.path.abspath('../'))
+    from conf_common import *  # noqa: F403,F401
+
+import datetime
+
+current_year = datetime.datetime.now().year
+
+# General information about the project.
+project = u'ESP-MQTT Programming Guide'
+copyright = u'2019 - {}, Espressif Systems (Shanghai) Co., Ltd'.format(current_year)
+
+# The language for content autogenerated by Sphinx. Refer to documentation
+# for a list of supported languages.
+language = 'en'