added api for ai; got backend working

backend/ai_provider.py

@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+"""
+AI provider interface for Ollama, OpenAI, and Claude.
+"""
+
+import json
+import sys
+from pathlib import Path
+
+# Add backend to path
+sys.path.insert(0, str(Path(__file__).parent))
+
+from services.ai_provider import AIProvider
+
+
+def main():
+    if len(sys.argv) < 2:
+        print("Usage: python ai_provider.py <command> [args...]", file=sys.stderr)
+        sys.exit(1)
+
+    command = sys.argv[1]
+
+    try:
+        if command == "complete":
+            if len(sys.argv) < 4:
+                print("Usage: python ai_provider.py complete <prompt> <provider> [model] [api_key] [base_url] [system_prompt] [temperature]", file=sys.stderr)
+                sys.exit(1)
+            prompt = sys.argv[2]
+            provider = sys.argv[3]
+            model = sys.argv[4] if len(sys.argv) > 4 else None
+            api_key = sys.argv[5] if len(sys.argv) > 5 else None
+            base_url = sys.argv[6] if len(sys.argv) > 6 else None
+            system_prompt = sys.argv[7] if len(sys.argv) > 7 else None
+            temperature = float(sys.argv[8]) if len(sys.argv) > 8 else 0.3
+
+            result = AIProvider.complete(prompt, provider, model, api_key, base_url, system_prompt, temperature)
+            print(json.dumps({"response": result}))
+
+        elif command == "list_ollama_models":
+            base_url = sys.argv[2] if len(sys.argv) > 2 else "http://localhost:11434"
+            result = AIProvider.list_ollama_models(base_url)
+            print(json.dumps({"models": result}))
+
+        else:
+            print(f"Unknown command: {command}", file=sys.stderr)
+            sys.exit(1)
+
+    except Exception as e:
+        print(json.dumps({"error": str(e)}), file=sys.stderr)
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()