diff --git a/scripts/src/platform-infra-langbot.ts b/scripts/src/platform-infra-langbot.ts
index 90298851..d8e27f71 100644
--- a/scripts/src/platform-infra-langbot.ts
+++ b/scripts/src/platform-infra-langbot.ts
@@ -19,24 +19,7 @@ import {
   type FrpcSecretMaterial,
 } from "./platform-infra-public-service";
 import {
-  yamlAbsolutePathField,
-  yamlApiPathField,
-  yamlArrayOfRecords,
-  yamlBooleanField,
-  yamlEnumField,
-  yamlEnvKeyField,
-  yamlHostField,
-  yamlHttpsUrlField,
-  yamlIntegerArrayField,
-  yamlIntegerField,
-  yamlKubernetesNameField,
-  yamlObjectField,
-  yamlPgIdentifierField,
-  yamlPortField,
-  yamlRecord,
-  yamlSourceRefField,
-  yamlStringArrayField,
-  yamlStringField,
+  createYamlFieldReader,
 } from "./platform-infra-ops-library";
 import { fingerprintSecretValues, parseEnvFile, readEnvSourceFile, readTextFile, redactRepoPath, requiredEnvValue } from "./secrets";
 
@@ -45,6 +28,26 @@ const configLabel = "config/platform-infra/langbot.yaml";
 const serviceName = "langbot";
 const pluginRuntimeServiceName = "langbot-plugin-runtime";
 const fieldManager = "unidesk-platform-langbot";
+const {
+  asRecord,
+  objectField,
+  arrayOfRecords,
+  stringField,
+  integerField,
+  booleanField,
+  stringArrayField,
+  numberArrayField,
+  enumField,
+  kubernetesNameField,
+  sourceRefField,
+  envKeyField,
+  pgIdentifierField,
+  hostField,
+  portField,
+  absolutePathField,
+  apiPathField,
+  httpsUrlField,
+} = createYamlFieldReader(configLabel);
 
 interface LangBotConfig {
   version: number;
@@ -1461,78 +1464,6 @@ function boolField(value: Record<string, unknown> | null, key: string, fallback:
   return typeof value?.[key] === "boolean" ? value[key] : fallback;
 }
 
-function asRecord(value: unknown, path: string): Record<string, unknown> {
-  return yamlRecord(value, path);
-}
-
-function objectField(obj: Record<string, unknown>, key: string, path: string): Record<string, unknown> {
-  return yamlObjectField(obj, key, configLabel, path);
-}
-
-function arrayOfRecords(value: unknown, path: string): Record<string, unknown>[] {
-  return yamlArrayOfRecords(value, configLabel, path);
-}
-
-function stringField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlStringField(obj, key, configLabel, path);
-}
-
-function integerField(obj: Record<string, unknown>, key: string, path: string): number {
-  return yamlIntegerField(obj, key, configLabel, path);
-}
-
-function booleanField(obj: Record<string, unknown>, key: string, path: string): boolean {
-  return yamlBooleanField(obj, key, configLabel, path);
-}
-
-function stringArrayField(obj: Record<string, unknown>, key: string, path: string): string[] {
-  return yamlStringArrayField(obj, key, configLabel, path);
-}
-
-function numberArrayField(obj: Record<string, unknown>, key: string, path: string): number[] {
-  return yamlIntegerArrayField(obj, key, configLabel, path);
-}
-
-function enumField<const T extends readonly string[]>(obj: Record<string, unknown>, key: string, path: string, values: T): T[number] {
-  return yamlEnumField(obj, key, configLabel, path, values);
-}
-
-function kubernetesNameField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlKubernetesNameField(obj, key, configLabel, path);
-}
-
-function sourceRefField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlSourceRefField(obj, key, configLabel, path);
-}
-
-function envKeyField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlEnvKeyField(obj, key, configLabel, path);
-}
-
-function pgIdentifierField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlPgIdentifierField(obj, key, configLabel, path);
-}
-
-function hostField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlHostField(obj, key, configLabel, path);
-}
-
-function portField(obj: Record<string, unknown>, key: string, path: string): number {
-  return yamlPortField(obj, key, configLabel, path);
-}
-
-function absolutePathField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlAbsolutePathField(obj, key, configLabel, path);
-}
-
-function apiPathField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlApiPathField(obj, key, configLabel, path);
-}
-
-function httpsUrlField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlHttpsUrlField(obj, key, configLabel, path);
-}
-
 function pvcSpec(record: Record<string, unknown>, path: string): PvcSpec {
   const name = kubernetesNameField(record, "name", path);
   const size = stringField(record, "size", path);
diff --git a/scripts/src/platform-infra-n8n.ts b/scripts/src/platform-infra-n8n.ts
index 40e9dcf1..68a1d792 100644
--- a/scripts/src/platform-infra-n8n.ts
+++ b/scripts/src/platform-infra-n8n.ts
@@ -21,23 +21,7 @@ import {
   type PublicServiceTarget,
 } from "./platform-infra-public-service";
 import {
-  yamlAbsolutePathField,
-  yamlArrayOfRecords,
-  yamlBooleanField,
-  yamlEnumField,
-  yamlEnvKeyField,
-  yamlHostField,
-  yamlHttpsUrlField,
-  yamlIntegerArrayField,
-  yamlIntegerField,
-  yamlKubernetesNameField,
-  yamlObjectField,
-  yamlPgIdentifierField,
-  yamlPortField,
-  yamlRecord,
-  yamlSourceRefField,
-  yamlStringArrayField,
-  yamlStringField,
+  createYamlFieldReader,
 } from "./platform-infra-ops-library";
 import { fingerprintSecretValues, parseEnvFile, readEnvSourceFile, readTextFile, redactRepoPath, requiredEnvValue } from "./secrets";
 
@@ -45,6 +29,25 @@ const configFile = rootPath("config", "platform-infra", "n8n.yaml");
 const configLabel = "config/platform-infra/n8n.yaml";
 const serviceName = "n8n";
 const fieldManager = "unidesk-platform-n8n";
+const {
+  asRecord,
+  objectField,
+  arrayOfRecords,
+  stringField,
+  integerField,
+  booleanField,
+  stringArrayField,
+  numberArrayField,
+  enumField,
+  kubernetesNameField,
+  sourceRefField,
+  envKeyField,
+  pgIdentifierField,
+  hostField,
+  portField,
+  absolutePathField,
+  httpsUrlField,
+} = createYamlFieldReader(configLabel);
 
 interface N8nConfig {
   version: number;
@@ -1065,74 +1068,6 @@ function boolField(value: Record<string, unknown> | null, key: string, fallback:
   return typeof value?.[key] === "boolean" ? value[key] : fallback;
 }
 
-function asRecord(value: unknown, path: string): Record<string, unknown> {
-  return yamlRecord(value, path);
-}
-
-function objectField(obj: Record<string, unknown>, key: string, path: string): Record<string, unknown> {
-  return yamlObjectField(obj, key, configLabel, path);
-}
-
-function arrayOfRecords(value: unknown, path: string): Record<string, unknown>[] {
-  return yamlArrayOfRecords(value, configLabel, path);
-}
-
-function stringField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlStringField(obj, key, configLabel, path);
-}
-
-function integerField(obj: Record<string, unknown>, key: string, path: string): number {
-  return yamlIntegerField(obj, key, configLabel, path);
-}
-
-function booleanField(obj: Record<string, unknown>, key: string, path: string): boolean {
-  return yamlBooleanField(obj, key, configLabel, path);
-}
-
-function stringArrayField(obj: Record<string, unknown>, key: string, path: string): string[] {
-  return yamlStringArrayField(obj, key, configLabel, path);
-}
-
-function numberArrayField(obj: Record<string, unknown>, key: string, path: string): number[] {
-  return yamlIntegerArrayField(obj, key, configLabel, path);
-}
-
-function enumField<const T extends readonly string[]>(obj: Record<string, unknown>, key: string, path: string, values: T): T[number] {
-  return yamlEnumField(obj, key, configLabel, path, values);
-}
-
-function kubernetesNameField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlKubernetesNameField(obj, key, configLabel, path);
-}
-
-function sourceRefField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlSourceRefField(obj, key, configLabel, path);
-}
-
-function envKeyField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlEnvKeyField(obj, key, configLabel, path);
-}
-
-function pgIdentifierField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlPgIdentifierField(obj, key, configLabel, path);
-}
-
-function hostField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlHostField(obj, key, configLabel, path);
-}
-
-function portField(obj: Record<string, unknown>, key: string, path: string): number {
-  return yamlPortField(obj, key, configLabel, path);
-}
-
-function absolutePathField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlAbsolutePathField(obj, key, configLabel, path);
-}
-
-function httpsUrlField(obj: Record<string, unknown>, key: string, path: string): string {
-  return yamlHttpsUrlField(obj, key, configLabel, path);
-}
-
 function pvcSpec(record: Record<string, unknown>, path: string): PvcSpec {
   const name = kubernetesNameField(record, "name", path);
   const size = stringField(record, "size", path);
diff --git a/scripts/src/platform-infra-ops-library.ts b/scripts/src/platform-infra-ops-library.ts
index 07871a32..ec5defb6 100644
--- a/scripts/src/platform-infra-ops-library.ts
+++ b/scripts/src/platform-infra-ops-library.ts
@@ -294,6 +294,50 @@ export function yamlHttpsUrlField(obj: Record<string, unknown>, key: string, con
   return value.replace(/\/+$/u, "");
 }
 
+export interface YamlFieldReader {
+  asRecord(value: unknown, label: string): Record<string, unknown>;
+  objectField(obj: Record<string, unknown>, key: string, path: string): Record<string, unknown>;
+  arrayOfRecords(value: unknown, path: string): Record<string, unknown>[];
+  stringField(obj: Record<string, unknown>, key: string, path: string): string;
+  integerField(obj: Record<string, unknown>, key: string, path: string): number;
+  booleanField(obj: Record<string, unknown>, key: string, path: string): boolean;
+  stringArrayField(obj: Record<string, unknown>, key: string, path: string): string[];
+  numberArrayField(obj: Record<string, unknown>, key: string, path: string): number[];
+  enumField<const T extends readonly string[]>(obj: Record<string, unknown>, key: string, path: string, values: T): T[number];
+  kubernetesNameField(obj: Record<string, unknown>, key: string, path: string): string;
+  sourceRefField(obj: Record<string, unknown>, key: string, path: string): string;
+  envKeyField(obj: Record<string, unknown>, key: string, path: string): string;
+  pgIdentifierField(obj: Record<string, unknown>, key: string, path: string): string;
+  hostField(obj: Record<string, unknown>, key: string, path: string): string;
+  portField(obj: Record<string, unknown>, key: string, path: string): number;
+  absolutePathField(obj: Record<string, unknown>, key: string, path: string): string;
+  apiPathField(obj: Record<string, unknown>, key: string, path: string): string;
+  httpsUrlField(obj: Record<string, unknown>, key: string, path: string): string;
+}
+
+export function createYamlFieldReader(configLabel: string): YamlFieldReader {
+  return {
+    asRecord: (value, label) => yamlRecord(value, label),
+    objectField: (obj, key, path) => yamlObjectField(obj, key, configLabel, path),
+    arrayOfRecords: (value, path) => yamlArrayOfRecords(value, configLabel, path),
+    stringField: (obj, key, path) => yamlStringField(obj, key, configLabel, path),
+    integerField: (obj, key, path) => yamlIntegerField(obj, key, configLabel, path),
+    booleanField: (obj, key, path) => yamlBooleanField(obj, key, configLabel, path),
+    stringArrayField: (obj, key, path) => yamlStringArrayField(obj, key, configLabel, path),
+    numberArrayField: (obj, key, path) => yamlIntegerArrayField(obj, key, configLabel, path),
+    enumField: (obj, key, path, values) => yamlEnumField(obj, key, configLabel, path, values),
+    kubernetesNameField: (obj, key, path) => yamlKubernetesNameField(obj, key, configLabel, path),
+    sourceRefField: (obj, key, path) => yamlSourceRefField(obj, key, configLabel, path),
+    envKeyField: (obj, key, path) => yamlEnvKeyField(obj, key, configLabel, path),
+    pgIdentifierField: (obj, key, path) => yamlPgIdentifierField(obj, key, configLabel, path),
+    hostField: (obj, key, path) => yamlHostField(obj, key, configLabel, path),
+    portField: (obj, key, path) => yamlPortField(obj, key, configLabel, path),
+    absolutePathField: (obj, key, path) => yamlAbsolutePathField(obj, key, configLabel, path),
+    apiPathField: (obj, key, path) => yamlApiPathField(obj, key, configLabel, path),
+    httpsUrlField: (obj, key, path) => yamlHttpsUrlField(obj, key, configLabel, path),
+  };
+}
+
 export function repoRelative(path: string): string {
   const rel = relative(rootPath(), path);
   return rel.startsWith("..") ? path : rel;