Configured swagger-php for documentation at /docs, probably needs a refactor lol; paginated searchAlbums to fix limit bug with null filters.

templates/api/docs.html.twig

@@ -0,0 +1,31 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <title>Tonehaus API Docs</title>
+    <link rel="stylesheet" href="https://unpkg.com/swagger-ui-dist@5/swagger-ui.css" />
+    <style>
+      html { box-sizing: border-box; overflow-y: scroll; }
+      *, *:before, *:after { box-sizing: inherit; }
+      body { margin: 0; background: #fafafa; }
+    </style>
+  </head>
+  <body>
+    <div id="swagger-ui"></div>
+    <script src="https://unpkg.com/swagger-ui-dist@5/swagger-ui-bundle.js" crossorigin></script>
+    <script src="https://unpkg.com/swagger-ui-dist@5/swagger-ui-standalone-preset.js" crossorigin></script>
+    <script>
+      window.ui = SwaggerUIBundle({
+        url: '{{ specUrl }}',
+        dom_id: '#swagger-ui',
+        deepLinking: true,
+        presets: [
+          SwaggerUIBundle.presets.apis,
+          SwaggerUIStandalonePreset
+        ],
+        layout: 'StandaloneLayout'
+      });
+    </script>
+  </body>
+</html>