fix: bootstrap NOPASSWD+ssh, docker-compose placeholders, install.sh order

docker-compose.yml

@@ -1,17 +1,14 @@
-version: "3.8"
-
 services:
   gotosocial:
     image: superseriousbusiness/gotosocial:latest
     container_name: gotosocial
     restart: unless-stopped
-    env_file:
-      - .env
     environment:
+      - GTS_HOST=GTS_HOST_PLACEHOLDER
+      - GTS_ACCOUNT_DOMAIN=ACCOUNT_DOMAIN_PLACEHOLDER
       - GTS_TRUSTED_PROXIES=127.0.0.1/32,172.18.0.1/16
     ports:
       - "127.0.0.1:8080:8080"
     volumes:
       - ./data:/gotosocial/storage
-      - ./config/config.yaml:/gotosocial/config.yaml
     user: "1000:1000"