Fix custom parser OpenAPI types and add structured default response schema

Agent-Logs-Url: https://github.com/fosrl/pangolin/sessions/73990123-9c27-444b-bc6e-77e890a0d57c

Co-authored-by: oschwartz10612 <4999704+oschwartz10612@users.noreply.github.com>

server/routers/target/createTarget.ts

@@ -26,7 +26,7 @@ import {
 } from "@server/lib/alerts";
 
 const createTargetParamsSchema = z.strictObject({
-    resourceId: z.string().transform(Number).pipe(z.int().positive())
+    resourceId: z.coerce.number().int().positive()
 });
 
 const createTargetSchema = z.strictObject({

server/routers/target/deleteTarget.ts

@@ -13,7 +13,7 @@ import { OpenAPITags, registry } from "@server/openApi";
 import { targetHealthCheck } from "@server/db";
 
 const deleteTargetSchema = z.strictObject({
-    targetId: z.string().transform(Number).pipe(z.int().positive())
+    targetId: z.coerce.number().int().positive()
 });
 
 registry.registerPath({

server/routers/target/getTarget.ts

@@ -11,7 +11,7 @@ import { fromError } from "zod-validation-error";
 import { OpenAPITags, registry } from "@server/openApi";
 
 const getTargetSchema = z.strictObject({
-    targetId: z.string().transform(Number).pipe(z.int().positive())
+    targetId: z.coerce.number().int().positive()
 });
 
 type GetTargetResponse = Target &

server/routers/target/listTargets.ts

@@ -11,7 +11,7 @@ import logger from "@server/logger";
 import { OpenAPITags, registry } from "@server/openApi";
 
 const listTargetsParamsSchema = z.strictObject({
-    resourceId: z.string().transform(Number).pipe(z.int().positive())
+    resourceId: z.coerce.number().int().positive()
 });
 
 const listTargetsSchema = z.object({

server/routers/target/updateTarget.ts

@@ -20,7 +20,7 @@ import { isTargetValid } from "@server/lib/validators";
 import { OpenAPITags, registry } from "@server/openApi";
 
 const updateTargetParamsSchema = z.strictObject({
-    targetId: z.string().transform(Number).pipe(z.int().positive())
+    targetId: z.coerce.number().int().positive()
 });
 
 const updateTargetBodySchema = z