fix(gemini): resolve companion from nested node_modules in cache

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@slkiser/opencode-quota",
-  "version": "3.8.5",
+  "version": "3.8.6",
   "packageManager": "pnpm@11.0.0",
   "description": "OpenCode quota & tokens usage with zero context window pollution. Supports GitHub Copilot, OpenAI (Plus/Pro), Qwen Code, Chutes AI, Synthetic, Google Antigravity, Z.ai coding plan and more.",
   "type": "module",

src/lib/google-antigravity-companion.ts

@@ -104,7 +104,8 @@ function normalizeCredential(value: unknown): string {
 }
 
 function getCompanionResolvePaths(): string[] {
-  return [...getOpencodeRuntimeDirCandidates().cacheDirs];
+  const paths = [...getOpencodeRuntimeDirCandidates().cacheDirs];
+  return paths;
 }
 
 function getRuntimePackageRoots(): string[] {
@@ -120,6 +121,7 @@ function getRuntimePackageRoots(): string[] {
       for (const entry of entries) {
         if (entry.isDirectory() && entry.name.startsWith(COMPANION_PACKAGE_NAME)) {
           packageRoots.push(join(packagesDir, entry.name));
+          packageRoots.push(join(packagesDir, entry.name, "node_modules", COMPANION_PACKAGE_NAME));
         }
       }
     } catch {

src/lib/google-gemini-cli-companion.ts

@@ -104,7 +104,8 @@ function normalizeCredential(value: unknown): string {
 }
 
 function getCompanionResolvePaths(): string[] {
-  return [...getOpencodeRuntimeDirCandidates().cacheDirs];
+  const paths = [...getOpencodeRuntimeDirCandidates().cacheDirs];
+  return paths;
 }
 
 function getRuntimePackageRoots(): string[] {
@@ -120,6 +121,7 @@ function getRuntimePackageRoots(): string[] {
       for (const entry of entries) {
         if (entry.isDirectory() && entry.name.startsWith(COMPANION_PACKAGE_NAME)) {
           packageRoots.push(join(packagesDir, entry.name));
+          packageRoots.push(join(packagesDir, entry.name, "node_modules", COMPANION_PACKAGE_NAME));
         }
       }
     } catch {

src/lib/google-gemini-cli.ts

@@ -7,6 +7,7 @@ import {
 } from "./google-token-cache.js";
 import {
   clearGeminiCliCompanionCacheForTests as clearGeminiCliCompanionResolutionCacheForTests,
+  inspectGeminiCliCompanionPresence,
   resolveGeminiCliClientCredentials,
   type GeminiCliConfiguredCredentials,
 } from "./google-gemini-cli-companion.js";
@@ -264,11 +265,15 @@ export async function inspectGeminiCliAuthPresence(client?: ConfigClient): Promi
 }
 
 export async function hasGeminiCliQuotaRuntimeAvailable(client?: ConfigClient): Promise<boolean> {
-  const authPresence = await inspectGeminiCliAuthPresence(client);
+  const [authPresence, companionPresence] = await Promise.all([
+    inspectGeminiCliAuthPresence(client),
+    inspectGeminiCliCompanionPresence(),
+  ]);
 
   return (
     authPresence.state === "present" &&
-    authPresence.validAccountCount > 0
+    authPresence.validAccountCount > 0 &&
+    companionPresence.state === "present"
   );
 }
 

src/lib/opencode-runtime-paths.ts

@@ -1,5 +1,5 @@
 import { homedir } from "os";
-import { join } from "path";
+import { join, dirname } from "path";
 import {
   xdgCache,
   xdgConfig,

tests/lib.google-antigravity-companion.test.ts

@@ -331,4 +331,26 @@ describe("google antigravity companion resolution", () => {
       state: "invalid",
     });
   });
+
+  it("reads credentials from a nested node_modules structure in runtime packages directory", async () => {
+    const runtimeCacheDir = join(tempDir, "cache", "opencode");
+    const packageRoot = join(runtimeCacheDir, "packages", "opencode-antigravity-auth-1.0.0");
+    const nestedRoot = join(packageRoot, "node_modules", "opencode-antigravity-auth");
+    const distPath = join(nestedRoot, "dist", "src", "constants.js");
+    mkdirSync(join(nestedRoot, "dist", "src"), { recursive: true });
+    writeAntigravityCredentials(distPath, { declaration: "var" });
+    moduleMocks.runtimeDirs.value = { cacheDirs: [runtimeCacheDir] };
+    moduleMocks.resolveImpl.mockImplementation(() => {
+      throw moduleNotFound();
+    });
+
+    const mod = await import("../src/lib/google-antigravity-companion.js");
+
+    await expect(mod.resolveAntigravityClientCredentials()).resolves.toMatchObject({
+      state: "configured",
+      clientId: "client-id",
+      clientSecret: "client-secret",
+      resolvedPath: distPath,
+    });
+  });
 });

tests/lib.google-gemini-cli-companion.test.ts

@@ -387,4 +387,26 @@ describe("google gemini cli companion resolution", () => {
       resolvedPath: constantsPath,
     });
   });
+
+  it("reads credentials from a nested node_modules structure in runtime packages directory", async () => {
+    const runtimeCacheDir = join(tempDir, "cache", "opencode");
+    const packageRoot = join(runtimeCacheDir, "packages", "opencode-gemini-auth-1.0.0");
+    const nestedRoot = join(packageRoot, "node_modules", "opencode-gemini-auth");
+    const distPath = join(nestedRoot, "dist", "index.js");
+    mkdirSync(join(nestedRoot, "dist"), { recursive: true });
+    writeGeminiCredentials(distPath, { declaration: "var" });
+    moduleMocks.runtimeDirs.value = { cacheDirs: [runtimeCacheDir] };
+    moduleMocks.resolveImpl.mockImplementation(() => {
+      throw moduleNotFound();
+    });
+
+    const mod = await import("../src/lib/google-gemini-cli-companion.js");
+
+    await expect(mod.resolveGeminiCliClientCredentials()).resolves.toMatchObject({
+      state: "configured",
+      clientId: "client-id",
+      clientSecret: "client-secret",
+      resolvedPath: distPath,
+    });
+  });
 });