chore: bump version to 10.0.6

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/services/worker-service.ts

@@ -500,6 +500,7 @@ export class WorkerService {
           'CLAUDE_CODE_PATH',
           'ENOENT',
           'spawn',
+          'Invalid API key',
         ];
         if (unrecoverablePatterns.some(pattern => errorMessage.includes(pattern))) {
           hadUnrecoverableError = true;

src/services/worker/SDKAgent.ts

@@ -246,6 +246,12 @@ export class SDKAgent {
           throw new Error('Claude session context overflow: prompt is too long');
         }
 
+        // Detect invalid API key — SDK returns this as response text, not an error.
+        // Throw so it surfaces in health endpoint and prevents silent failures.
+        if (typeof textContent === 'string' && textContent.includes('Invalid API key')) {
+          throw new Error('Invalid API key: check your API key configuration in ~/.claude-mem/settings.json or ~/.claude-mem/.env');
+        }
+
         // Parse and process response using shared ResponseProcessor
         await processAgentResponse(
           textContent,