Run database migrations on startup

Add railway.json config and update Dockerfile entrypoint to run
migrations before starting the server.

Dockerfile

@@ -98,4 +98,4 @@ USER nobody
 # above and adding an entrypoint. See https://github.com/krallin/tini for details
 # ENTRYPOINT ["/tini", "--"]
 
-CMD ["/app/bin/server"]
+CMD ["/bin/sh", "-c", "/app/bin/migrate && /app/bin/server"]

railway.json

@@ -0,0 +1,12 @@
+{
+  "$schema": "https://railway.com/railway.schema.json",
+  "build": {
+    "builder": "DOCKERFILE",
+    "dockerfilePath": "Dockerfile"
+  },
+  "deploy": {
+    "startCommand": "/app/bin/migrate && /app/bin/server",
+    "restartPolicyType": "ON_FAILURE",
+    "restartPolicyMaxRetries": 10
+  }
+}