diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..c0be9a0
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,11 @@
+TOKEN=
+
+IS_DEBUG=false
+
+SUGGESTIONS_CHANNEL_ID=
+
+SERVER_INVITE=
+
+# The CPU cores assigned to each container, e.g. "0,1" for the first two cores.
+# CPUSET_BOT=
+# CPUSET_DATABASE=
diff --git a/compose.yml b/compose.yml
index 7d7e8f8..f50fefd 100644
--- a/compose.yml
+++ b/compose.yml
@@ -3,6 +3,7 @@ name: "payphone"
 services:
   bot:
     build: .
+    cpuset: ${CPUSET_BOT:-0,1}
     env_file:
       - .env
     environment:
@@ -14,6 +15,7 @@ services:
 
   database:
     image: postgres:16.3
+    cpuset: ${CPUSET_DATABASE:-2,3}
     environment:
       - POSTGRES_DB=payphone
       - POSTGRES_USER=payphone