Switch to Postgres (#39)

* WIP Switch to Postgres

* feat(postgres): more work on porting to postgres, now compiles

* feat(docker-compose): Changed the docker-compose.yml file to use postgres.

* Update docker, documentation, gh actions...

* Remove bson dependency

* Remove bson import

* feat: move mock filehost to trait rather than cargo feature

* feat(postgres): transactions for mod creation, multipart refactor

* fix: Add Cargo.lock so that sqlx functions

* Update sqlx offline build data

* fix: Use SQLX_OFFLINE to force sqlx into offline mode for CI

* Default release channels

* feat(postgres): refactor database models to fit postgres models

* fix: Fix sqlx prepare, fix double allocation in indexing

* Add dockerfile (#40)

Co-authored-by: Charalampos Fanoulis <charalampos.fanoulis@gmail.com>

Co-authored-by: Aeledfyr <aeledfyr@gmail.com>
Co-authored-by: redblueflame <contact@redblueflame.com>
Co-authored-by: Jai A <jai.a@tuta.io>
Co-authored-by: Valentin Ricard <redblueflame1@gmail.Com>
Co-authored-by: Charalampos Fanoulis <charalampos.fanoulis@gmail.com>

docker-compose.yml

@@ -1,24 +1,15 @@
 version: '3'
 services:
-  mongo:
-    image: mongo
-    restart: always
-    ports: 
-      - 27017:27017
-    environment:
-      MONGO_INITDB_ROOT_USERNAME: toor
-      MONGO_INITDB_ROOT_PASSWORD: modrinthadmin
+  postgres_db:
+    image: postgres:alpine
     volumes:
-      - mongodb-data:/data/db
-  mongo-express:
-    image: mongo-express
-    restart: always
+      - db-data:/var/lib/postgresql/data
     ports:
-      - 8081:8081
+      - 5432:5432
     environment:
-      ME_CONFIG_MONGODB_ADMINUSERNAME: toor
-      ME_CONFIG_MONGODB_ADMINPASSWORD: modrinthadmin
-      ME_CONFIG_OPTIONS_EDITORTHEME: material
+      POSTGRES_DB: postgres
+      POSTGRES_USER: labrinth
+      POSTGRES_HOST_AUTH_METHOD: trust
   meilisearch:
     image: getmeili/meilisearch
     restart: on-failure
@@ -26,8 +17,17 @@ services:
       - 7700:7700
     volumes:
       - meilisearch-data:/data.ms
+  pgadmin:
+    image: dpage/pgadmin4:latest
+    environment:
+      PGADMIN_DEFAULT_EMAIL: admin@modrinth.com
+      PGADMIN_DEFAULT_PASSWORD: secret
+      PGADMIN_CONFIG_SERVER_MODE: "False"
+      PGADMIN_CONFIG_MASTER_PASSWORD_REQUIRED: "False"
+    ports:
+      - "8070:80"
+    volumes:
+      - ./pgadmin_default_servers.json:/pgadmin4/servers.json
 volumes:
   meilisearch-data:
-    external: true
-  mongodb-data:
-    external: true
+  db-data: