diff --git a/captain-definition b/captain-definition
index 0e14f82..b744ace 100644
--- a/captain-definition
+++ b/captain-definition
@@ -1,4 +1,4 @@
 {
   "schemaVersion": 2,
-  "dockerfilePath": "./Dockerfile"
+  "dockerfilePath": "./docker-compose.yml"
 }
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..2cbd1b2
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,82 @@
+version: "3.9"
+
+services:
+  postgis:
+    image: postgis/postgis:16-3.4
+    restart: unless-stopped
+    environment:
+      POSTGRES_DB: planner
+      POSTGRES_USER: planner
+      POSTGRES_PASSWORD: change-me
+    volumes:
+      - postgis_data:/var/lib/postgresql/data
+
+  osm-importer:
+  build:
+    context: ./services/osm-importer
+    dockerfile: Dockerfile
+  restart: unless-stopped
+  depends_on:
+    - postgis
+  environment:
+    PBF_URL: https://download.geofabrik.de/europe-latest.osm.pbf
+    PGHOST: postgis
+    PGPORT: "5432"
+    PGDATABASE: planner
+    PGUSER: planner
+    PGPASSWORD: change-me
+    UPDATE_INTERVAL_SECONDS: "86400"
+  volumes:
+    - osm_data:/osm
+
+  martin:
+    image: ghcr.io/maplibre/martin:latest
+    restart: unless-stopped
+    environment:
+      DATABASE_URL: postgres://planner:change-me@postgis:5432/planner
+    depends_on:
+      - postgis
+
+  valhalla:
+    image: ghcr.io/valhalla/valhalla-scripted:latest
+    restart: unless-stopped
+    environment:
+      tile_urls: https://download.geofabrik.de/europe/germany-latest.osm.pbf
+    volumes:
+      - valhalla_data:/custom_files
+
+  traccar:
+    image: traccar/traccar:latest
+    restart: unless-stopped
+    ports:
+      - "8082:8082"
+      - "5000-5150:5000-5150"
+      - "5000-5150:5000-5150/udp"
+    volumes:
+      - traccar_data:/opt/traccar/data
+      - traccar_logs:/opt/traccar/logs
+
+  planner-api:
+    build: .
+    restart: unless-stopped
+    depends_on:
+      - postgis
+      - martin
+      - valhalla
+      - traccar
+
+  ev-battery-tracker:
+    image: alpine:3.20
+    command: ["sh", "-c", "sleep infinity"]
+    restart: unless-stopped
+
+  traffic-fetcher:
+    image: alpine:3.20
+    command: ["sh", "-c", "sleep infinity"]
+    restart: unless-stopped
+
+volumes:
+  postgis_data:
+  valhalla_data:
+  traccar_data:
+  traccar_logs:
diff --git a/services/osm-importer/Dockerfile b/services/osm-importer/Dockerfile
new file mode 100644
index 0000000..80744de
--- /dev/null
+++ b/services/osm-importer/Dockerfile
@@ -0,0 +1,8 @@
+FROM iboates/osm2pgsql:latest
+
+WORKDIR /app
+
+COPY osm-import.sh /osm-import.sh
+RUN chmod +x /osm-import.sh
+
+CMD ["sh", "/osm-import.sh"]
diff --git a/services/osm-importer/osm-import.sh b/services/osm-importer/osm-import.sh
new file mode 100644
index 0000000..206158c
--- /dev/null
+++ b/services/osm-importer/osm-import.sh
@@ -0,0 +1,61 @@
+#!/bin/sh
+set -eu
+
+PBF_URL="${PBF_URL:-https://download.geofabrik.de/europe/germany-latest.osm.pbf}"
+PBF_FILE="${PBF_FILE:-/osm/region.osm.pbf}"
+
+PGHOST="${PGHOST:-postgis}"
+PGPORT="${PGPORT:-5432}"
+PGDATABASE="${PGDATABASE:-planner}"
+PGUSER="${PGUSER:-planner}"
+PGPASSWORD="${PGPASSWORD:-change-me}"
+export PGPASSWORD
+
+UPDATE_INTERVAL_SECONDS="${UPDATE_INTERVAL_SECONDS:-86400}"
+
+echo "OSM importer starting..."
+
+if [ ! -f "$PBF_FILE" ]; then
+  echo "Downloading initial extract from $PBF_URL"
+  wget -O "$PBF_FILE" "$PBF_URL"
+fi
+
+if ! psql -h "$PGHOST" -p "$PGPORT" -U "$PGUSER" -d "$PGDATABASE" -tAc \
+  "SELECT 1 FROM pg_tables WHERE tablename = 'planet_osm_point'" | grep -q 1; then
+  echo "Initial osm2pgsql import..."
+  osm2pgsql \
+    --create \
+    --slim \
+    --database "$PGDATABASE" \
+    --host "$PGHOST" \
+    --port "$PGPORT" \
+    --username "$PGUSER" \
+    "$PBF_FILE"
+else
+  echo "OSM tables already exist, skipping initial import."
+fi
+
+if ! psql -h "$PGHOST" -p "$PGPORT" -U "$PGUSER" -d "$PGDATABASE" -tAc \
+  "SELECT 1 FROM pg_tables WHERE tablename = 'planet_osm_replication_status'" | grep -q 1; then
+  echo "Initializing replication..."
+  osm2pgsql-replication init \
+    --database "$PGDATABASE" \
+    --host "$PGHOST" \
+    --port "$PGPORT" \
+    --username "$PGUSER" \
+    --osm-file "$PBF_FILE"
+else
+  echo "Replication already initialized."
+fi
+
+while true; do
+  echo "Running replication update..."
+  osm2pgsql-replication update \
+    --database "$PGDATABASE" \
+    --host "$PGHOST" \
+    --port "$PGPORT" \
+    --username "$PGUSER"
+
+  echo "Sleeping for $UPDATE_INTERVAL_SECONDS seconds..."
+  sleep "$UPDATE_INTERVAL_SECONDS"
+done