Update Pi runtime packages

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@companion-ai/feynman",
-  "version": "0.2.28",
+  "version": "0.2.29",
   "description": "Research-first CLI agent built on Pi and alphaXiv",
   "license": "MIT",
   "type": "module",
@@ -61,16 +61,16 @@
   "dependencies": {
     "@clack/prompts": "^1.2.0",
     "@companion-ai/alpha-hub": "^0.1.3",
-    "@mariozechner/pi-ai": "^0.66.1",
-    "@mariozechner/pi-coding-agent": "^0.66.1",
-    "@sinclair/typebox": "^0.34.48",
-    "dotenv": "^17.3.1"
+    "@mariozechner/pi-ai": "^0.67.6",
+    "@mariozechner/pi-coding-agent": "^0.67.6",
+    "@sinclair/typebox": "^0.34.49",
+    "dotenv": "^17.4.2"
   },
   "overrides": {
-    "basic-ftp": "5.2.2",
+    "basic-ftp": "5.3.0",
     "@modelcontextprotocol/sdk": {
-      "@hono/node-server": "1.19.13",
-      "hono": "4.12.12"
+      "@hono/node-server": "1.19.14",
+      "hono": "4.12.14"
     },
     "express": {
       "router": {
@@ -80,16 +80,17 @@
     "proxy-agent": {
       "pac-proxy-agent": {
         "get-uri": {
-          "basic-ftp": "5.2.2"
+          "basic-ftp": "5.3.0"
         }
       }
     },
+    "protobufjs": "7.5.5",
     "minimatch": {
       "brace-expansion": "5.0.5"
     }
   },
   "devDependencies": {
-    "@types/node": "^25.5.0",
+    "@types/node": "^25.6.0",
     "tsx": "^4.21.0",
     "typescript": "^5.9.3"
   },