docs(docs): adding initial mkdocs build

szurubooru-client-docs/mkdocs.yml

@@ -0,0 +1,14 @@
+site_name: szurubooru_client
+
+theme:
+  name: "material"
+
+plugins:
+- search
+- mkdocstrings:
+    default_handler: python
+    handlers:
+      python:
+        options:
+          allow_inspection: true
+          load_external_modules: true