diff --git a/backend/Dockerfile b/backend/Dockerfile
index 79c0638..097a196 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -12,7 +12,7 @@ RUN mix local.hex --force && \
   mix local.rebar --force
 
 # set build ENV
-ENV MIX_ENV=prod
+ENV MIX_ENV=dev
 
 # install mix dependencies
 COPY mix.exs ./
diff --git a/backend/config/config.exs b/backend/config/config.exs
index 6c4e4a7..6c75832 100644
--- a/backend/config/config.exs
+++ b/backend/config/config.exs
@@ -19,7 +19,7 @@ config :backend, BackendWeb.Endpoint,
 config :backend, Backend.Repo, queue_target: 5000
 
 config :backend, Backend.Elasticsearch.Cluster,
-  url: "http://localhost:9200",
+  url: "http://elastic:9200",
   api: Elasticsearch.API.HTTP,
   json_library: Jason
 
@@ -35,7 +35,7 @@ config :gollum,
   # 24 hrs
   refresh_secs: 86_400,
   lazy_refresh: true,
-  user_agent: "fediverse.space crawler"
+  user_agent: "fedi.inex.dev crawler"
 
 config :backend, Graph.Cache,
   # 1 hour
@@ -69,7 +69,7 @@ config :backend, :crawler,
     # dummy instances used for pleroma CI
     "pleroma.online"
   ],
-  user_agent: "fediverse.space crawler",
+  user_agent: "fedi.inex.dev crawler",
   require_bidirectional_mentions: false,
   admin_phone: System.get_env("ADMIN_PHONE"),
   twilio_phone: System.get_env("TWILIO_PHONE"),
diff --git a/backend/config/dev.exs b/backend/config/dev.exs
index 53d1f3d..f1e4b3c 100644
--- a/backend/config/dev.exs
+++ b/backend/config/dev.exs
@@ -53,7 +53,7 @@ config :backend, Backend.Repo,
   username: "postgres",
   password: "postgres",
   database: "backend_dev",
-  hostname: "localhost",
+  hostname: "db",
   pool_size: 10
 
 config :backend, :crawler,
diff --git a/backend/docker-compose.yaml b/backend/docker-compose.yaml
new file mode 100644
index 0000000..6b4d8cb
--- /dev/null
+++ b/backend/docker-compose.yaml
@@ -0,0 +1,37 @@
+version: "2"
+
+networks:
+  space:
+    external: false
+
+services:
+  server:
+    build: .
+    restart: unless-stopped
+    networks:
+      - space
+    volumes:
+      - /home/gitea/data:/data
+    depends_on:
+      - db
+
+  db:
+    image: postgres:12-alpine
+    restart: unless-stopped
+    environment:
+      - POSTGRES_PASSWORD: postgres
+      - POSTGRES_USER: postgres
+    networks:
+      - space
+    volumes:
+      - /var/lib/postgresql/data
+
+  elastic:
+    image: elasticsearch:6.8.9
+    restart: unless-stopped
+    environment:
+      - discovery.type: single-node
+    networks: 
+      - space
+
+