S allius/pytest (#211)

* - fix pytest setup that can be startet from the rootdir
  - support python venv environment
  - add pytest.ini
  - move common settings from .vscode/settings.json into pytest.ini
  - add missing requirements
  - fix import paths for pytests

* - support python venv environment

* initial version

* - add missing requirements python-dotenv

* fix import paths for pytests

* fix pytest warnings

* initial version

* report 5 slowest test durations

* add more vscode settings for python

.vscode/settings.json

@@ -1,10 +1,12 @@
 {
+    "python.analysis.extraPaths": [
+    "app/src",
+    ".venv/lib" ],
     "python.testing.pytestArgs": [
-        "-vv", 
-        "app",
+        "-v", 
         "--cov=app/src",
         "--cov-report=xml",
-        "--cov-report=html",
+        "app",
         "system_tests"
     ],
     "python.testing.unittestEnabled": false,
@@ -18,5 +20,10 @@
     },
     "files.exclude": {
         "**/*.pyi": true
-    }
+    },
+    "python.analysis.typeEvaluation.deprecateTypingAliases": true,
+    "python.autoComplete.extraPaths": [
+        ".venv/lib"
+    ],
+    "coverage-gutters.coverageBaseDir": "tsun"
 }