feat(tools-host): creators, child validation for tools-as-plugins (#62)

* options.defaults, plugin host defaults, timeout
* options.tools, tool options subset for creators
* server.schema, minor guard, annotation fix
* server.toolsHost, normalize tools-as-plugins, errors
* server.toolsHostCreator, tools-as-plugins default-export resolver
* server.toolsIpc, message guards, IPC contracts

Author: cdcabrera

src/__tests__/__snapshots__/options.defaults.test.ts.snap

@@ -32,6 +32,11 @@ exports[`options defaults should return specific properties: defaults 1`] = `
   "pfExternalExamplesComponents": "https://raw.githubusercontent.com/patternfly/patternfly-react/refs/tags/v6.4.0/packages/react-core/src/components",
   "pfExternalExamplesLayouts": "https://raw.githubusercontent.com/patternfly/patternfly-react/refs/tags/v6.4.0/packages/react-core/src/layouts",
   "pfExternalExamplesTable": "https://raw.githubusercontent.com/patternfly/patternfly-react/refs/tags/v6.4.0/packages/react-table/src/components",
+  "pluginHost": {
+    "gracePeriodMs": 2000,
+    "invokeTimeoutMs": 10000,
+    "loadTimeoutMs": 5000,
+  },
   "repoName": "patternfly-mcp",
   "resourceMemoOptions": {
     "default": {

src/__tests__/__snapshots__/options.tools.test.ts.snap

@@ -0,0 +1,19 @@
+// Jest Snapshot v1, https://jestjs.io/docs/snapshot-testing
+
+exports[`setToolOptions should set a subset of options for tools, default 1`] = `
+{
+  "nodeMajor": "22",
+  "repoName": "dolor-sit-amet",
+  "serverName": "lorem ipsum",
+  "serverVersion": "1.2.3",
+}
+`;
+
+exports[`setToolOptions should set a subset of options for tools, random keys 1`] = `
+{
+  "nodeMajor": undefined,
+  "repoName": undefined,
+  "serverName": undefined,
+  "serverVersion": undefined,
+}
+`;