Support config directory detection

packages/base/src/config.ts

@@ -95,32 +95,39 @@ export type Config = z.infer<typeof BaseConfigSchema>;
 export async function parseConfig(userConfigPath?: string): Promise<Config> {
   var configPath = userConfigPath;
   if (!configPath) {
-    // search dolphin.y[a]ml under root path
-    // check if the file exists
-    const searchFiles = ['dolphin.yml', 'dolphin.yaml'];
-    const rootPath = process.cwd();
+    throw new Error(
+      `Missing config file. You can either set using --config or put dolphin.y[a]ml under the root path of the project.`,
+    );
+  }
+  if (!path.isAbsolute(configPath)) {
+    configPath = path.join(process.cwd(), configPath);
+  }
+  // Check if configPath is a directory
+  const stats = await fs.promises.stat(configPath);
+  if (stats.isDirectory()) {
     logger.info(
-      `No config file provided. Searching config file (dolphin.y[a]ml) under current directory(${rootPath})...`,
+      `No yaml config file provided. Searching config file (dolphin.y[a]ml) under the directory(${configPath})...`,
     );
+    const searchFiles = ['dolphin.yml', 'dolphin.yaml'];
+    let found = false;
     for (const file of searchFiles) {
-      const attemptConfigPath = path.join(rootPath, file);
+      const attemptConfigPath = path.join(configPath, file);
       try {
         await fs.promises.access(attemptConfigPath);
         configPath = attemptConfigPath;
+        found = true;
         break;
       } catch (error) {
         continue;
       }
     }
+    if (!found) {
+      throw new Error(
+        `No dolphin.y[a]ml found in the specified directory: ${configPath}`,
+      );
+    }
   }
-  if (!configPath) {
-    throw new Error(
-      `Missing config file. You can either set using --config or put dolphin.y[a]ml under the root path of the project.`,
-    );
-  }
-  if (!path.isAbsolute(configPath)) {
-    configPath = path.join(process.cwd(), configPath);
-  }
+
   logger.info(`Using config file at ${configPath}`);
   let fileContent;
   try {