Config-manager: migrate legacy OMO config path

src/shared/opencode-config-dir.test.ts

@@ -289,7 +289,7 @@ describe("opencode-config-dir", () => {
       expect(paths.configJson).toBe(join(expectedDir, "opencode.json"))
       expect(paths.configJsonc).toBe(join(expectedDir, "opencode.jsonc"))
       expect(paths.packageJson).toBe(join(expectedDir, "package.json"))
-      expect(paths.omoConfig).toBe(join(expectedDir, "oh-my-opencode.json"))
+      expect(paths.omoConfig).toBe(join(expectedDir, "oh-my-openagent.json"))
     })
 
     test("returns all config paths for desktop binary", () => {
@@ -305,7 +305,7 @@ describe("opencode-config-dir", () => {
       expect(paths.configJson).toBe(join(expectedDir, "opencode.json"))
       expect(paths.configJsonc).toBe(join(expectedDir, "opencode.jsonc"))
       expect(paths.packageJson).toBe(join(expectedDir, "package.json"))
-      expect(paths.omoConfig).toBe(join(expectedDir, "oh-my-opencode.json"))
+      expect(paths.omoConfig).toBe(join(expectedDir, "oh-my-openagent.json"))
     })
   })
 

src/shared/opencode-config-dir.ts

@@ -7,6 +7,7 @@ import type {
   OpenCodeConfigDirOptions,
   OpenCodeConfigPaths,
 } from "./opencode-config-dir-types"
+import { CONFIG_BASENAME } from "./plugin-identity"
 
 export type {
   OpenCodeBinaryType,
@@ -97,7 +98,7 @@ export function getOpenCodeConfigPaths(options: OpenCodeConfigDirOptions): OpenC
     configJson: join(configDir, "opencode.json"),
     configJsonc: join(configDir, "opencode.jsonc"),
     packageJson: join(configDir, "package.json"),
-    omoConfig: join(configDir, "oh-my-opencode.json"),
+    omoConfig: join(configDir, `${CONFIG_BASENAME}.json`),
   }
 }