Revert "OpenAI GPT-5 improvements (#9)"

This reverts commit f42e03937e.

I think this messed up some builds.

bun.lock

@@ -3,10 +3,6 @@
   "workspaces": {
     "": {
       "name": "openclaude",
-      "dependencies": {
-        "@types/yargs-parser": "^21.0.3",
-        "yargs-parser": "^22.0.0",
-      },
       "devDependencies": {
         "@ai-sdk/anthropic": "^2.0.1",
         "@ai-sdk/azure": "^2.0.6",
@@ -53,8 +49,6 @@
 
     "@types/node": ["@types/node@22.15.21", "", { "dependencies": { "undici-types": "~6.21.0" } }, "sha512-EV/37Td6c+MgKAbkcLG6vqZ2zEYHD7bvSrzqqs2RIhbA6w3x+Dqz8MZM3sP6kGTeLrdoOgKZe+Xja7tUB2DNkQ=="],
 
-    "@types/yargs-parser": ["@types/yargs-parser@21.0.3", "", {}, "sha512-I4q9QU9MQv4oEOz4tAHJtNz1cwuLxn2F3xcc2iV5WdqLPpUnj30aUuxt1mAxYTG+oe8CZMV/+6rU4S4gRDzqtQ=="],
-
     "ai": ["ai@5.0.8", "", { "dependencies": { "@ai-sdk/gateway": "1.0.4", "@ai-sdk/provider": "2.0.0", "@ai-sdk/provider-utils": "3.0.1", "@opentelemetry/api": "1.9.0" }, "peerDependencies": { "zod": "^3.25.76 || ^4" } }, "sha512-qbnhj046UvG30V1S5WhjBn+RBGEAmi8PSZWqMhRsE3EPxvO5BcePXTZFA23e9MYyWS9zr4Vm8Mv3wQXwLmtIBw=="],
 
     "bun-types": ["bun-types@1.2.14", "", { "dependencies": { "@types/node": "*" } }, "sha512-Kuh4Ub28ucMRWeiUUWMHsT9Wcbr4H3kLIO72RZZElSDxSu7vpetRvxIUDUaW6QtaIeixIpm7OXtNnZPf82EzwA=="],
@@ -67,8 +61,6 @@
 
     "undici-types": ["undici-types@6.21.0", "", {}, "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ=="],
 
-    "yargs-parser": ["yargs-parser@22.0.0", "", {}, "sha512-rwu/ClNdSMpkSrUb+d6BRsSkLUq1fmfsY6TOpYzTwvwkg1/NRG85KBy3kq++A8LKQwX6lsu+aWad+2khvuXrqw=="],
-
     "zod": ["zod@3.25.76", "", {}, "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ=="],
 
     "zod-to-json-schema": ["zod-to-json-schema@3.24.5", "", { "peerDependencies": { "zod": "^3.24.1" } }, "sha512-/AuWwMP+YqiPbsJx5D6TfgRTc4kTLjsh5SOcd4bLsfUg2RcEXrFMJl1DGgdHy2aCfsIA/cr/1JM0xcB2GZji8g=="],