feat: add initial Flask web app for Discord server listing

Introduces backend with server retrieval and API integration, front-end UI with templates and styles, and configuration files for deployment.

src/ver/0.0.2/data/routes.json

@@ -0,0 +1,10 @@
+{
+    "view_server": {
+        "rule": "/server/<serverID>",
+        "strict_slashes": false
+    },
+    "view_server_default": {
+        "rule": "/server/",
+        "strict_slashes": false
+    }
+}