diff --git a/package-lock.json b/package-lock.json
index 485c0cc1..cc63418f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,6 @@
         "zod": "^4.3.5"
       },
       "bin": {
-        "agent-tui-harness": "dist/mcp-harness/index.mjs",
         "agentcore": "dist/cli/index.mjs"
       },
       "devDependencies": {
@@ -73,9 +72,6 @@
       "engines": {
         "node": ">=20"
       },
-      "optionalDependencies": {
-        "node-pty": "^1.1.0"
-      },
       "peerDependencies": {
         "aws-cdk-lib": "^2.234.1",
         "constructs": "^10.0.0"
@@ -215,9 +211,9 @@
       }
     },
     "node_modules/@aws-cdk/cloud-assembly-schema": {
-      "version": "53.4.0",
-      "resolved": "https://registry.npmjs.org/@aws-cdk/cloud-assembly-schema/-/cloud-assembly-schema-53.4.0.tgz",
-      "integrity": "sha512-UPZi7XA2hOB7OfvMR2kgy7wX1zUu3LGx/eKrykZcFdrwEEny4RvycB0UyqbkzUeIZzuT2t//UpuhPyIGVXqD0w==",
+      "version": "53.6.0",
+      "resolved": "https://registry.npmjs.org/@aws-cdk/cloud-assembly-schema/-/cloud-assembly-schema-53.6.0.tgz",
+      "integrity": "sha512-AjMiy7csQVdRgpXvX5iYZ3z0vmQjY/+ilqj1S265oILYJ9dAJUXcSO5O6wrecm0MDYKDt/AumKIfYB9uhIj0Yg==",
       "bundleDependencies": [
         "jsonschema",
         "semver"
@@ -350,14 +346,14 @@
       }
     },
     "node_modules/@aws-cdk/toolkit-lib": {
-      "version": "1.18.0",
-      "resolved": "https://registry.npmjs.org/@aws-cdk/toolkit-lib/-/toolkit-lib-1.18.0.tgz",
-      "integrity": "sha512-tQ003qk3oKdwgh4/vV1Yh6+4Ra2ReEjwQfI/Kikauov6FtnkJkIhTCv0vu1de0/a/j2yRmUYxKAoCffVXuS+dQ==",
+      "version": "1.19.0",
+      "resolved": "https://registry.npmjs.org/@aws-cdk/toolkit-lib/-/toolkit-lib-1.19.0.tgz",
+      "integrity": "sha512-R5Qe8tVeo4fJYGgd40RdJKp+qveO6GF3+EI+fRWqZnerJjS7YfrJSuAp+sVJrZvuHujq/Q+W2E3nhb9f610U/g==",
       "license": "Apache-2.0",
       "dependencies": {
         "@aws-cdk/cdk-assets-lib": "^1",
         "@aws-cdk/cloud-assembly-api": "2.2.0",
-        "@aws-cdk/cloud-assembly-schema": ">=53.2.0",
+        "@aws-cdk/cloud-assembly-schema": ">=53.6.0",
         "@aws-cdk/cloudformation-diff": "^2",
         "@aws-cdk/cx-api": "^2",
         "@aws-sdk/client-appsync": "^3",
@@ -14052,24 +14048,6 @@
         }
       }
     },
-    "node_modules/vitest/node_modules/yaml": {
-      "version": "2.8.2",
-      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.2.tgz",
-      "integrity": "sha512-mplynKqc1C2hTVYxd0PU2xQAc22TI1vShAYGksCCfxbn/dFwnHTNi1bvYsBTkhdUNtGIf5xNOg938rrSSYvS9A==",
-      "dev": true,
-      "license": "ISC",
-      "optional": true,
-      "peer": true,
-      "bin": {
-        "yaml": "bin.mjs"
-      },
-      "engines": {
-        "node": ">= 14.6"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/eemeli"
-      }
-    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",