Fix upload functionality for Hugging Face Spaces

- Force enable uploads for HF Spaces environment detection
- Fix document processing validation schema
- Add better environment debugging
- Exclude uploads/ and data/ directories from git tracking
- Make Vite errors non-fatal to prevent server crashes

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

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

.gitignore

@@ -78,4 +78,16 @@ htmlcov/
 *.tmp
 *.temp
 temp/
-tmp/
+tmp/
+
+# Upload directories and database files
+uploads/
+data/
+*.db
+*.sqlite
+*.sqlite3
+
+# Test files
+test-*.pdf
+test-*.js
+test-*.html

server/routes.ts

@@ -1,6 +1,7 @@
 import { Express } from "express";
 import { createServer, Server } from "http";
 import { z } from "zod";
+import fs from "fs";
 import { storage } from "./storage";
 import { searchRequestSchema } from "@shared/schema";
 import { smartIngestionService } from "./smart-ingestion";
@@ -1141,12 +1142,22 @@ Provide a brief, engaging explanation (2-3 sentences) that would be pleasant to
     }
   });
 
-  // Register document routes - enable uploads by default, only disable if explicitly set
-  const isDocumentUploadEnabled = process.env.DISABLE_UPLOADS !== 'true';
+  // Register document routes - enable uploads by default for all environments
+  // Hugging Face Spaces have /tmp storage which is suitable for uploads
+  const isHuggingFaceSpace = process.env.SPACE_ID || process.env.HF_SPACE_ID || 
+    process.env.HUGGINGFACE_SPACE_ID || process.env.HF_TOKEN || false;
+  const hasWritableStorage = process.env.NODE_ENV === 'production' ? 
+    fs.existsSync('/tmp') : 
+    true; // Development always has writable storage
+  
+  // Force enable uploads for Hugging Face Spaces, otherwise check DISABLE_UPLOADS
+  const isDocumentUploadEnabled = isHuggingFaceSpace ? true : (process.env.DISABLE_UPLOADS !== 'true');
   
   console.log('🔍 Environment check:', {
     NODE_ENV: process.env.NODE_ENV,
     DISABLE_UPLOADS: process.env.DISABLE_UPLOADS,
+    isHuggingFaceSpace: !!isHuggingFaceSpace,
+    hasWritableStorage,
     isDocumentUploadEnabled
   });