Support for using a master key (#83)

* Support for using a master key

* Expand scope of PR, add wrapper struct, add files to intitial versions/mods

* Change changelog path, run formatter

* Split file changes into different PR

* Formatting, rename main variable

Co-authored-by: Aeledfyr <aeledfyr@gmail.com>

docker-compose.yml

@@ -18,6 +18,8 @@ services:
       - 7700:7700
     volumes:
       - meilisearch-data:/data.ms
+    environment:
+      MEILI_MASTER_KEY: modrinth
   pgadmin:
     image: dpage/pgadmin4:latest
     environment: