improve ark new and readme

Author: lyzx2001

.gitignore

@@ -24,6 +24,7 @@ htmlcov/
 
 # PID files
 projects/*/.pid
+projects/
 
 # Project configs contain secrets (telegram tokens, paths)
 projects/*/config.yaml

README.md

@@ -114,6 +114,8 @@ The loop repeats until the score reaches the acceptance threshold — or you
 
 ## Quick Start
 
+First, create and activate a Python virtual environment using your preferred tool (conda, uv, venv, etc.).
+
 ```bash
 # 1. Install
 pip install -e .

ark/cli.py

@@ -1160,7 +1160,7 @@ def _cmd_new_wizard(args, name: str, project_dir: Path, pdf_spec: dict):
     # ── Step 1: Code Directory ────────────────────────────────
     _wizard_step_header(1, "Code Directory")
     print("  Where is your research code located?")
-    default_code_dir = str(Path.home() / name)
+    default_code_dir = str((Path.cwd() / "projects" / name).resolve())
     code_dir = prompt_input("Code directory", default_code_dir)
     code_dir = os.path.expanduser(code_dir)