Initial commit of EvoScientist framework

Self-evolving AI scientist framework built on LangGraph/LangChain with
CLI/TUI core, FastAPI gateway, and Next.js frontend.

Co-Authored-By: Claude Opus 4 <noreply@anthropic.com>

scripts/debug_keys.py

@@ -0,0 +1,41 @@
+"""Debug API key resolution."""
+import os, sys
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
+from EvoScientist.config.model_config import load_structured_config, resolve_model
+
+cfg = load_structured_config()
+
+print("=== custom-openai ===")
+p = cfg.providers.get("custom-openai")
+if p:
+    print(f"  api_key: {repr(p.api_key)}")
+    print(f"  base_url: {repr(p.base_url)}")
+    for e in p.endpoints:
+        print(f"  endpoint {e.name}:")
+        print(f"    raw api_key: {repr(e.api_key)}")
+        print(f"    resolved_api_key: {e.resolved_api_key()[:40] if e.resolved_api_key() else 'EMPTY'}...")
+        print(f"    resolved_base_url: {e.resolved_base_url()}")
+
+print("\n=== deepseek ===")
+p2 = cfg.providers.get("deepseek")
+if p2:
+    for e in p2.endpoints:
+        print(f"  endpoint {e.name}:")
+        print(f"    raw api_key: {repr(e.api_key[:30])}...")
+        print(f"    resolved_api_key: {e.resolved_api_key()[:40] if e.resolved_api_key() else 'EMPTY'}...")
+        print(f"    base_url: {e.base_url}")
+
+print("\n=== Resolve qwen3.6-plus ===")
+result = resolve_model("qwen3.6-plus", config=cfg)
+print(f"  provider: {result.provider_name}")
+print(f"  model_id: {result.model_id}")
+print(f"  api_key: {result.api_key[:40] if result.api_key else 'EMPTY'}...")
+print(f"  base_url: {result.base_url}")
+print(f"  endpoint_name: {result.endpoint_name}")
+
+print("\n=== Resolve deepseek-v4-flash ===")
+result2 = resolve_model("deepseek-v4-flash", config=cfg)
+print(f"  provider: {result2.provider_name}")
+print(f"  model_id: {result2.model_id}")
+print(f"  api_key: {result2.api_key[:40] if result2.api_key else 'EMPTY'}...")
+print(f"  base_url: {result2.base_url}")