fix: Simplify Railway build to prevent cache conflicts

Author: jonathanpeterwu

.npmrc

@@ -2,4 +2,5 @@
 cache=/tmp/.npm
 prefer-offline=false
 audit=false
-fund=false
+fund=false
+legacy-peer-deps=true

nixpacks.toml

@@ -1,22 +1,25 @@
 # Nixpacks configuration for Railway deployment
-# This configures the build environment without Puppeteer/Chromium
+# Fixed to prevent node_modules cache conflicts
 
 [phases.setup]
 nixPkgs = ["nodejs_20", "npm-10_x"]
 
 [phases.install]
+# Single install phase - no duplicate copying
 cmds = [
-    "rm -rf node_modules/.cache node_modules",
-    "npm ci"
+    "npm ci --legacy-peer-deps"
 ]
-cacheDirectories = []
 
 [phases.build]
 dependsOn = ["install"]
-cmds = ["npm run build"]
+cmds = [
+    "rm -rf node_modules/.cache",
+    "npm run build"
+]
 
 [start]
 cmd = "node dist/servers/railway/minimal.js"
 
 [variables]
-NODE_ENV = "production"
+NODE_ENV = "production"
+PUPPETEER_SKIP_DOWNLOAD = "true"

package-lock.json

@@ -116,7 +116,7 @@
     "ngrok": "^5.0.0-beta.2",
     "open": "^11.0.0",
     "ora": "^9.0.0",
-    "pg": "^8.16.3",
+    "pg": "^8.17.1",
     "puppeteer": "^24.34.0",
     "rate-limiter-flexible": "^9.0.1",
     "redis": "^5.10.0",

package.json

@@ -1,9 +1,8 @@
 [build]
 builder = "nixpacks"
-buildCommand = "rm -rf node_modules/.cache node_modules && npm ci && npm run build"
 
 [deploy]
 startCommand = "node dist/servers/railway/minimal.js"
 healthcheckPath = "/api/health"
-restartPolicyType = "on-failure"
+restartPolicyType = "on_failure"
 restartPolicyMaxRetries = 3

railway.toml

@@ -9,7 +9,10 @@ import { homedir } from 'os';
 const { Client } = pg;
 
 // Railway PostgreSQL connection
-const RAILWAY_DATABASE_URL = 'postgresql://postgres:YTSFXqPzFhghOcefgwPvJyWOBTYHbYxd@postgres.railway.internal:5432/railway';
+// Use environment variable or fallback to internal URL
+const RAILWAY_DATABASE_URL = process.env.RAILWAY_DATABASE_URL || 
+  process.env.DATABASE_URL ||
+  'postgresql://postgres:YTSFXqPzFhghOcefgwPvJyWOBTYHbYxd@postgres.railway.internal:5432/railway';
 
 // Local SQLite database path
 const dbPath = join(homedir(), '.stackmemory', 'context.db');