feat: microservices be gone (#9551)

* feat: microservices be gone and api is a worker now too

* chore: remove very old startup scripts, surely nobody is using these anymore, right?

right?....

server/src/utils/workers.ts

@@ -0,0 +1,21 @@
+const WORKER_TYPES = new Set(['api', 'microservices']);
+
+export const getWorkers = () => {
+  let workers = ['api', 'microservices'];
+  const includedWorkers = process.env.IMMICH_WORKERS_INCLUDE?.replaceAll(/\s/g, '');
+  const excludedWorkers = process.env.IMMICH_WORKERS_EXCLUDE?.replaceAll(/\s/g, '');
+
+  if (includedWorkers) {
+    workers = includedWorkers.split(',');
+  }
+
+  if (excludedWorkers) {
+    workers = workers.filter((worker) => !excludedWorkers.split(',').includes(worker));
+  }
+
+  if (workers.some((worker) => !WORKER_TYPES.has(worker))) {
+    throw new Error(`Invalid worker(s) found: ${workers}`);
+  }
+
+  return workers;
+};