feat: add Gemini API as alternative AI provider

Adds support for Google's Gemini API as an alternative to Claude Agent SDK
for observation extraction. Users can now choose between providers in the
settings UI.

Features:
- New GeminiAgent class using Gemini REST API
- Provider selection in Settings (Claude vs Gemini)
- Gemini API key configuration (via UI or GEMINI_API_KEY env var)
- Model selection: gemini-2.0-flash-exp, gemini-1.5-flash, gemini-1.5-pro
- Graceful fallback to Claude SDK if Gemini selected but no API key
- Seamless transition between providers without worker restart

Settings:
- CLAUDE_MEM_PROVIDER: 'claude' | 'gemini'
- CLAUDE_MEM_GEMINI_API_KEY: API key for Gemini
- CLAUDE_MEM_GEMINI_MODEL: Model selection

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
bigphoot
2025-12-23 11:03:06 -08:00
parent 4cf2c1bdb1
commit ec8dd08c32
11 changed files with 733 additions and 199 deletions
+4 -1
View File
@@ -24,6 +24,7 @@ import { DatabaseManager } from './worker/DatabaseManager.js';
import { SessionManager } from './worker/SessionManager.js';
import { SSEBroadcaster } from './worker/SSEBroadcaster.js';
import { SDKAgent } from './worker/SDKAgent.js';
import { GeminiAgent } from './worker/GeminiAgent.js';
import { PaginationHelper } from './worker/PaginationHelper.js';
import { SettingsManager } from './worker/SettingsManager.js';
import { SearchManager } from './worker/SearchManager.js';
@@ -54,6 +55,7 @@ export class WorkerService {
private sessionManager: SessionManager;
private sseBroadcaster: SSEBroadcaster;
private sdkAgent: SDKAgent;
private geminiAgent: GeminiAgent;
private paginationHelper: PaginationHelper;
private settingsManager: SettingsManager;
private sessionEventBroadcaster: SessionEventBroadcaster;
@@ -82,6 +84,7 @@ export class WorkerService {
this.sessionManager = new SessionManager(this.dbManager);
this.sseBroadcaster = new SSEBroadcaster();
this.sdkAgent = new SDKAgent(this.dbManager, this.sessionManager);
this.geminiAgent = new GeminiAgent(this.dbManager, this.sessionManager);
this.paginationHelper = new PaginationHelper(this.dbManager);
this.settingsManager = new SettingsManager(this.dbManager);
this.sessionEventBroadcaster = new SessionEventBroadcaster(this.sseBroadcaster, this);
@@ -99,7 +102,7 @@ export class WorkerService {
// Initialize route handlers (SearchRoutes will use MCP client initially, then switch to SearchManager after DB init)
this.viewerRoutes = new ViewerRoutes(this.sseBroadcaster, this.dbManager, this.sessionManager);
this.sessionRoutes = new SessionRoutes(this.sessionManager, this.dbManager, this.sdkAgent, this.sessionEventBroadcaster, this);
this.sessionRoutes = new SessionRoutes(this.sessionManager, this.dbManager, this.sdkAgent, this.geminiAgent, this.sessionEventBroadcaster, this);
this.dataRoutes = new DataRoutes(this.paginationHelper, this.dbManager, this.sessionManager, this.sseBroadcaster, this, this.startTime);
// SearchRoutes needs SearchManager which requires initialized DB - will be created in initializeBackground()
this.searchRoutes = null;