feat: init new self-hosting method

docker-compose.yml

@@ -1,17 +1,13 @@
 version: "3.9"
 services:
-  api:
-    build: apps/api/.
+  app:
+    build: .
     ports:
-      - "1338:80"
+      - "80:80"
     volumes:
       - .:/usr/learnhouse
-    environment:
-      - LEARNHOUSE_COOKIE_DOMAIN=.localhost
-      # This overrides the default config.yaml (optimized for docker container based development)
-      - LEARNHOUSE_SQL_CONNECTION_STRING=postgresql://learnhouse:learnhouse@db:5432/learnhouse
-      - LEARNHOUSE_REDIS_CONNECTION_STRING=redis://redis:6379/learnhouse
-      - LEARNHOUSE_PORT=80
+    env_file:
+      - ./extra/example-learnhouse-conf.env
     depends_on:
       db:
         condition: service_healthy