chore: bump version to v0.17.1

- Fix outdated __version__ reference in CLAUDE.md (was showing 0.14.2)
- Version bump in pyproject.toml, __init__.py, CLAUDE.md, plan.md
- All 1369 tests pass, ruff clean, 58.80% coverage

.claude/CLAUDE.md

@@ -1,6 +1,6 @@
 # Soup CLI — Project CLAUDE.md
 
-Soup is a CLI-first LLM fine-tuning tool (v0.17.0). Python 3.9+, MIT license.
+Soup is a CLI-first LLM fine-tuning tool (v0.17.1). Python 3.9+, MIT license.
 
 ## Build & Development
 
@@ -16,7 +16,7 @@ ruff check --fix soup_cli/ tests/  # Auto-fix lint issues
 ```
 soup_cli/
   cli.py              # Entry point, Typer app, all command registration
-  __init__.py          # __version__ = "0.14.2"
+  __init__.py          # __version__ = "0.17.1"
   config/
     schema.py          # Pydantic models (SoupConfig, DataConfig, TrainingConfig, LoraConfig)
     loader.py          # YAML -> SoupConfig, load_config_from_string()

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "soup-cli"
-version = "0.17.0"
+version = "0.17.1"
 description = "Fine-tune LLMs in one command. No SSH, no config hell."
 readme = "README.md"
 license = "MIT"

soup_cli/__init__.py

@@ -1,3 +1,3 @@
 """Soup CLI — Fine-tune LLMs in one command."""
 
-__version__ = "0.17.0"
+__version__ = "0.17.1"