Implements a complete dynamic tool loading system that allows the playground to discover and load tools from the TPMJS registry at runtime. **Architecture:** - Search tool package (@tpmjs/search-registry) - Searches registry for tools - Search API endpoint (/api/tools/search) - Text-based search with scoring - Pre-flight tool loading - Automatically searches and loads tools on every message - Railway executor service (Deno) - Loads tools from esm.sh via HTTP imports - Dynamic tool loader - Calls Railway to load and execute tools remotely **Key Components:** 1. Railway Executor (apps/railway-executor/) - Deno-based service that natively supports HTTP imports - Endpoints: /load-and-describe, /execute-tool, /cache/stats, /cache/clear - Deploys to Railway with deno run --allow-net --allow-env server.ts 2. Search Tool Package (packages/tools/search-registry/) - AI SDK v6 tool for searching TPMJS registry - Uses jsonSchema + inputSchema pattern - Searches /api/tools/search endpoint 3. Search API (apps/web/src/app/api/tools/search/) - Text-based search with composite scoring - Scores: text relevance + quality boost + download boost - Returns tool metadata with importUrl for dynamic loading 4. Dynamic Tool Loader (apps/playground/src/lib/dynamic-tool-loader.ts) - Calls Railway service to load tools from esm.sh - Creates tool wrappers that execute remotely - Process-level module cache + per-conversation tracking 5. Pre-flight Loading (apps/playground/src/app/api/chat/route.ts) - Automatically searches for tools on every user message - Loads top 5 matching tools before agent processes request - Merges with static tools for seamless experience **Technical Decisions:** - Deno over Node.js: Native HTTP import support without flags - Remote execution: Tools run in Railway sandbox, not Vercel - Pre-flight loading: Better UX than two-turn search pattern - Text search: BM25 had dependency issues, simple scoring works well **Environment Variables:** - RAILWAY_SERVICE_URL: https://endearing-commitment-production.up.railway.app 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
11 lines
261 B
JSON
11 lines
261 B
JSON
{
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"$schema": "https://railway.app/railway.schema.json",
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"build": {
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"builder": "NIXPACKS"
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},
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"deploy": {
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"startCommand": "deno run --allow-net --allow-env server.ts",
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"restartPolicyType": "ON_FAILURE",
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"restartPolicyMaxRetries": 10
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}
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}
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