feat: apply_patch tool for openai models (#9127)

packages/opencode/src/session/prompt.ts

@@ -685,7 +685,10 @@ export namespace SessionPrompt {
       },
     })
 
-    for (const item of await ToolRegistry.tools(input.model.providerID, input.agent)) {
+    for (const item of await ToolRegistry.tools(
+      { modelID: input.model.api.id, providerID: input.model.providerID },
+      input.agent,
+    )) {
       const schema = ProviderTransform.schema(input.model, z.toJSONSchema(item.parameters))
       tools[item.id] = tool({
         id: item.id as any,

packages/opencode/src/session/prompt/codex.txt

@@ -5,6 +5,7 @@ You are an interactive CLI tool that helps users with software engineering tasks
 ## Editing constraints
 - Default to ASCII when editing or creating files. Only introduce non-ASCII or other Unicode characters when there is a clear justification and the file already uses them.
 - Only add comments if they are necessary to make a non-obvious block easier to understand.
+- Try to use apply_patch for single file edits, but it is fine to explore other options to make the edit if it does not work well. Do not use apply_patch for changes that are auto-generated (i.e. generating package.json or running a lint or format command like gofmt) or when scripting is more efficient (such as search and replacing a string across a codebase).
 
 ## Tool usage
 - Prefer specialized tools over shell for file operations: