add interface

projects/nshmp-apps/src/app/internal/aws/submit-haz-jobs/models/post-config.model.ts

+import {
+  CalcConfig,
+  CloudConfig,
+  MapConfig,
+  NshmpConfig,
+} from '@ghsc/nshmp-utils-ts/libs/aws/run-nshmp-haz';
+
+/**
+ * Post config.
+ */
+export interface PostConfig {
+  /** Calc config */
+  calcConfig: CalcConfig | CalcConfig[];
+  /** AWS cloud config */
+  cloudConfig: CloudConfig;
+  /** NSHMP config to run nshmp-haz */
+  nshmpConfig: NshmpConfig;
+  /** Hazard map creation config */
+  mapConfig?: MapConfig;
+}