chore: bump tsx to ^4.21.0 across all workspaces (#1116)

Addresses Go stdlib CVEs (including CRITICAL CVE-2025-68121) found by
Trivy in the esbuild binary bundled with tsx. Updates tsx from
^4.0.0–^4.19.2 to ^4.21.0 in all 7 workspace packages.

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: brendan-kellam

packages/backend/package.json

@@ -17,7 +17,7 @@
         "cross-env": "^7.0.3",
         "json-schema-to-typescript": "^15.0.4",
         "tsc-watch": "^6.2.0",
-        "tsx": "^4.19.1",
+        "tsx": "^4.21.0",
         "typescript": "^5.6.2",
         "vitest": "^4.1.4"
     },

packages/db/package.json

@@ -20,7 +20,7 @@
         "@types/argparse": "^2.0.16",
         "argparse": "^2.0.1",
         "prisma": "^6.2.1",
-        "tsx": "^4.19.1",
+        "tsx": "^4.21.0",
         "typescript": "^5.7.3"
     },
     "dependencies": {

packages/mcp/package.json

@@ -13,7 +13,7 @@
         "@types/express": "^5.0.1",
         "@types/node": "^20.0.0",
         "tsc-watch": "6.2.1",
-        "tsx": "^4.0.0",
+        "tsx": "^4.21.0",
         "typescript": "^5.0.0"
     },
     "dependencies": {

packages/queryLanguage/package.json

@@ -9,7 +9,7 @@
     },
     "devDependencies": {
         "@lezer/generator": "^1.8.0",
-        "tsx": "^4.19.1",
+        "tsx": "^4.21.0",
         "typescript": "^5.7.3",
         "vitest": "^4.1.4"
     },

packages/schemas/package.json

@@ -13,7 +13,7 @@
         "glob": "^11.1.0",
         "json-schema-to-typescript": "^15.0.4",
         "nodemon": "^3.1.10",
-        "tsx": "^4.19.2",
+        "tsx": "^4.21.0",
         "typescript": "^5.7.3"
     },
     "exports": {

packages/shared/package.json

@@ -29,7 +29,7 @@
         "@types/node": "^22.7.5",
         "cross-env": "^7.0.3",
         "tsc-watch": "6.2.1",
-        "tsx": "^4.19.1",
+        "tsx": "^4.21.0",
         "typescript": "^5.7.3",
         "vitest": "^4.1.4"
     },

packages/web/package.json

@@ -223,7 +223,7 @@
     "react-grab": "^0.1.23",
     "react-scan": "^0.5.3",
     "tailwindcss": "^3.4.1",
-    "tsx": "^4.19.2",
+    "tsx": "^4.21.0",
     "typescript": "^5",
     "typescript-eslint": "^8.56.1",
     "vite-tsconfig-paths": "^5.1.3",