Support armv7 and allow support of multible arch types per CPU (#892)

* Support armv7 and first abstraction

* Change layout

* Add more type hints

* Fix imports

* Update

* move forward

* add tests

* fix type

* fix lint & tests

* fix tests

* Fix unittests

* Fix create folder

* cleanup

* Fix import order

* cleanup loop parameter

* cleanup init function

* Allow changeable image name

* fix setup

* Fix load of arch

* Fix lint

* Add typing

* fix init

* fix hassos cli problem & stick on supervisor arch

* address comments

* cleanup

* Fix image selfheal

* Add comment

* update uvloop

* remove uvloop

* fix tagging

* Fix install name

* Fix validate build config

* Abstract image_name from system cache

tests/conftest.py

@@ -0,0 +1,42 @@
+"""Common test functions."""
+from unittest.mock import patch, PropertyMock, MagicMock
+
+import pytest
+
+from hassio.bootstrap import initialize_coresys
+
+# pylint: disable=redefined-outer-name
+
+
+@pytest.fixture
+def docker():
+    """Mock Docker API."""
+    with patch('hassio.coresys.DockerAPI') as mock:
+        yield mock
+
+
+@pytest.fixture
+async def coresys(loop, docker):
+    """Create a CoreSys Mock."""
+    with patch('hassio.bootstrap.initialize_system_data'):
+        coresys_obj = await initialize_coresys()
+
+    yield coresys_obj
+
+
+@pytest.fixture
+def sys_machine():
+    """Mock sys_machine."""
+    with patch(
+            'hassio.coresys.CoreSys.machine',
+            new_callable=PropertyMock) as mock:
+        yield mock
+
+
+@pytest.fixture
+def sys_supervisor():
+    with patch(
+            'hassio.coresys.CoreSys.supervisor',
+            new_callable=PropertyMock) as mock:
+        mock.return_value = MagicMock()
+        yield MagicMock