fix: assert imported postgres service log

Use the shepherd service-start entry for the postgres import assertion instead of requiring routine postgres info logs that the Tribes importer intentionally filters.

src/runner.ts

@@ -1440,13 +1440,16 @@ export class ScenarioExecution {
   async assertImportedSystemLogs(server: LegionTrackedServer): Promise<void> {
     const postgresEntry = await this.waitForLogEntry(
       server.id,
-      "postgres-log-entry",
-      { limit: 100, type: "syslog.postgres" },
-      (entry) => entry["program"] === "postgres"
+      "postgres-service-log-entry",
+      { limit: 100, type: "syslog.shepherd" },
+      (entry) =>
+        entry["program"] === "shepherd" &&
+        typeof entry["message"] === "string" &&
+        entry["message"].includes("Service postgres has been started.")
     )
     this.assertImportedLogEntryMetadata(postgresEntry, {
-      program: "postgres",
-      type: "syslog.postgres"
+      program: "shepherd",
+      type: "syslog.shepherd"
     })
 
     const haproxyEntry = await this.waitForLogEntry(