chore: bump version to 0.1.3 (#25)

## What
Bump patch version from 0.1.2 to 0.1.3.

## Why
Prepare for next release.

## How
Updated version field in Cargo.toml.

## Risk
- Low
- No functional changes

### Checklist
- [x] Unit tests are passed
- [x] Smoke tests are passed
- [x] Documentation is updated

Co-authored-by: Claude <noreply@anthropic.com>

Author: chaliy

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "trickery"
-version = "0.1.2"
+version = "0.1.3"
 edition = "2021"
 rust-version = "1.75"
 description = "CLI tool for generating textual artifacts using LLM"