fix(claude): map question/skill to TitleCase instead of removing them

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

internal/runtime/executor/claude_executor.go

@@ -48,7 +48,7 @@ const claudeToolPrefix = ""
 // oauthToolRenameMap maps OpenCode-style (lowercase) tool names to Claude Code-style
 // (TitleCase) names. Anthropic uses tool name fingerprinting to detect third-party
 // clients on OAuth traffic. Renaming to official names avoids extra-usage billing.
-// Tools without a Claude Code equivalent (e.g. "question", "skill") are removed entirely.
+// All tools are mapped to TitleCase equivalents to match Claude Code naming patterns.
 var oauthToolRenameMap = map[string]string{
 	"bash":         "Bash",
 	"read":         "Read",
@@ -59,6 +59,8 @@ var oauthToolRenameMap = map[string]string{
 	"task":         "Task",
 	"webfetch":    "WebFetch",
 	"todowrite":   "TodoWrite",
+	"question":    "Question",
+	"skill":        "Skill",
 	"ls":           "LS",
 	"todoread":     "TodoRead",
 	"notebookedit": "NotebookEdit",
@@ -73,12 +75,9 @@ var oauthToolRenameReverseMap = func() map[string]string {
 	return m
 }()
 
-// oauthToolsToRemove lists tool names that have no Claude Code equivalent and must
+// oauthToolsToRemove lists tool names that must be stripped from OAuth requests
-// be stripped from OAuth requests to avoid third-party fingerprinting.
+// even after remapping. Currently empty — all tools are mapped instead of removed.
-var oauthToolsToRemove = map[string]bool{
+var oauthToolsToRemove = map[string]bool{}
-	"question": true,
-	"skill":    true,
-}
 
 // Anthropic-compatible upstreams may reject or even crash when Claude models
 // omit max_tokens. Prefer registered model metadata before using a fallback.