feat(devtools): migrate devtools package into monorepo (#18936)

package-lock.json

@@ -58,6 +58,7 @@
         "npm-run-all": "^4.1.5",
         "prettier": "^3.5.3",
         "react-devtools-core": "^6.1.2",
+        "react-dom": "^19.2.0",
         "semver": "^7.7.2",
         "strip-ansi": "^7.1.2",
         "ts-prune": "^0.10.3",
@@ -76,7 +77,6 @@
         "@lydell/node-pty-linux-x64": "1.1.0",
         "@lydell/node-pty-win32-arm64": "1.1.0",
         "@lydell/node-pty-win32-x64": "1.1.0",
-        "gemini-cli-devtools": "^0.2.1",
         "keytar": "^7.9.0",
         "node-pty": "^1.0.0"
       }
@@ -1389,6 +1389,10 @@
       "resolved": "packages/core",
       "link": true
     },
+    "node_modules/@google/gemini-cli-devtools": {
+      "resolved": "packages/devtools",
+      "link": true
+    },
     "node_modules/@google/gemini-cli-sdk": {
       "resolved": "packages/sdk",
       "link": true
@@ -9067,18 +9071,6 @@
         "node": ">=14"
       }
     },
-    "node_modules/gemini-cli-devtools": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/gemini-cli-devtools/-/gemini-cli-devtools-0.2.1.tgz",
-      "integrity": "sha512-PcqPL9ZZjgjsp3oYhcXnUc6yNeLvdZuU/UQp0aT+DA8pt3BZzPzXthlOmIrRRqHBdLjMLPwN5GD29zR5bASXtQ==",
-      "optional": true,
-      "dependencies": {
-        "ws": "^8.16.0"
-      },
-      "engines": {
-        "node": ">=20"
-      }
-    },
     "node_modules/gemini-cli-vscode-ide-companion": {
       "resolved": "packages/vscode-ide-companion",
       "link": true
@@ -13722,9 +13714,9 @@
       }
     },
     "node_modules/react": {
-      "version": "19.2.0",
-      "resolved": "https://registry.npmjs.org/react/-/react-19.2.0.tgz",
-      "integrity": "sha512-tmbWg6W31tQLeB5cdIBOicJDJRR2KzXsV7uSK9iNfLWQ5bIZfxuPEHp7M8wiHyHnn0DD1i7w3Zmin0FtkrwoCQ==",
+      "version": "19.2.4",
+      "resolved": "https://registry.npmjs.org/react/-/react-19.2.4.tgz",
+      "integrity": "sha512-9nfp2hYpCwOjAN+8TZFGhtWEwgvWHXqESH8qT89AT/lWklpLON22Lc8pEtnpsZz7VmawabSU0gCjnj8aC0euHQ==",
       "license": "MIT",
       "peer": true,
       "engines": {
@@ -13765,6 +13757,26 @@
         }
       }
     },
+    "node_modules/react-dom": {
+      "version": "19.2.4",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.2.4.tgz",
+      "integrity": "sha512-AXJdLo8kgMbimY95O2aKQqsz2iWi9jMgKJhRBAxECE4IFxfcazB2LmzloIoibJI3C12IlY20+KFaLv+71bUJeQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "scheduler": "^0.27.0"
+      },
+      "peerDependencies": {
+        "react": "^19.2.4"
+      }
+    },
+    "node_modules/react-dom/node_modules/scheduler": {
+      "version": "0.27.0",
+      "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.27.0.tgz",
+      "integrity": "sha512-eNv+WrVbKu1f3vbYJT/xtiF5syA5HPIMtf9IgY/nKg0sWqzAUEvqY/xm7OcZc/qafLx/iO9FgOmeSAp4v5ti/Q==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/react-is": {
       "version": "16.13.1",
       "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.13.1.tgz",
@@ -17598,6 +17610,21 @@
         "uuid": "dist-node/bin/uuid"
       }
     },
+    "packages/devtools": {
+      "name": "@google/gemini-cli-devtools",
+      "version": "0.30.0-nightly.20260210.a2174751d",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "ws": "^8.16.0"
+      },
+      "devDependencies": {
+        "react": "^19.2.0",
+        "react-dom": "^19.2.0"
+      },
+      "engines": {
+        "node": ">=20"
+      }
+    },
     "packages/sdk": {
       "name": "@google/gemini-cli-sdk",
       "version": "0.29.0-nightly.20260203.71f46f116",