fix(core): Sanitize tool parameters to fix 400 API errors (#3300)

package-lock.json

@@ -10,6 +10,9 @@
       "workspaces": [
         "packages/*"
       ],
+      "dependencies": {
+        "shell-quote": "^1.8.3"
+      },
       "bin": {
         "gemini": "bundle/gemini.js"
       },
@@ -17,6 +20,7 @@
         "@types/micromatch": "^4.0.9",
         "@types/mime-types": "^2.1.4",
         "@types/minimatch": "^5.1.2",
+        "@types/shell-quote": "^1.7.5",
         "@vitest/coverage-v8": "^3.1.1",
         "concurrently": "^9.2.0",
         "cross-env": "^7.0.3",