feat: add docker-compose with Tailscale sidecar

docker-compose.yml

@@ -0,0 +1,38 @@
+services:
+  tailscale:
+    image: tailscale/tailscale:latest
+    container_name: kestra-tailscale
+    hostname: kestra
+    environment:
+      - TS_AUTHKEY=${TS_AUTHKEY}
+      - TS_STATE_DIR=/var/lib/tailscale
+      - TS_SERVE_CONFIG=/config/serve-config.json
+      - TS_EXTRA_ARGS=--accept-routes
+    volumes:
+      - tailscale-state:/var/lib/tailscale
+      - /opt/kestra/tailscale/serve-config.json:/config/serve-config.json:ro
+    cap_add:
+      - NET_ADMIN
+      - SYS_MODULE
+    restart: unless-stopped
+
+  kestra:
+    image: kestra/kestra:latest
+    container_name: kestra
+    network_mode: service:tailscale
+    depends_on:
+      tailscale:
+        condition: service_started
+    command: server standalone
+    environment:
+      - KESTRA_CONFIGURATION_FILE=/app/config/application.yaml
+    volumes:
+      - kestra-data:/app/storage
+      - /var/run/docker.sock:/var/run/docker.sock
+      - /opt/kestra/config/application.yaml:/app/config/application.yaml:ro
+    user: "root"
+    restart: unless-stopped
+
+volumes:
+  tailscale-state:
+  kestra-data: