docs: move docs to docusaurus

docs/sidebars.js

@@ -0,0 +1,14 @@
+module.exports = {
+  docs: {
+    Frigate: ['index', 'how-it-works', 'hardware', 'installation', 'troubleshooting'],
+    Configuration: [
+      'configuration/index',
+      'configuration/cameras',
+      'configuration/optimizing',
+      'configuration/detectors',
+      'configuration/false_positives',
+      'configuration/advanced',
+    ],
+    Usage: ['usage/home-assistant', 'usage/web', 'usage/api', 'usage/mqtt'],
+  },
+};