docs: fix README escapes; ensure Makefile recipe tabs; badges render

Makefile

@@ -1,3 +1,9 @@
+.PHONY: help
+help:
+	@echo "Available targets:"
+	@echo "  ch13      - full Chapter 13 run (plots saved)"
+	@echo "  ch13-ci   - tiny smoke (fast) for CI"
+
 .PHONY: ch13-ci
 ch13-ci:
 	python scripts/sim_stroop.py --n-subjects 6 --n-trials 10

README.md

@@ -4,19 +4,30 @@ Plain Python scripts that mirror R recipes so non-specialists can run analyses f
 save figures/tables, and compare results across R/Python.
 
 ## Quick start
+
 # macOS/Linux
+
 python -m venv .venv && source .venv/bin/activate
 python -m pip install -U pip
 pip install -r requirements.txt
 
 # Windows (Git Bash or PowerShell)
+
 python -m venv .venv; source .venv/Scripts/activate 2>/dev/null || .venv\\Scripts\\Activate.ps1
 python -m pip install -U pip
 pip install -r requirements.txt
 
 # Example
 
 ## License
+
 MIT © 2025 Nicholas Elliott Karlson
 
 python scripts/ch01_introduction.py
+
+
+![CI](https://github.com/nicholaskarlson/PyStatsV1/actions/workflows/ci.yml/badge.svg)
+
+![Tag](https://img.shields.io/github/v/tag/nicholaskarlson/PyStatsV1?label=release)
+
+

docs/README.md

@@ -1,5 +1,9 @@
 # PyStatsV1 Docs
 
+![CI](https://github.com/nicholaskarlson/PyStatsV1/actions/workflows/ci.yml/badge.svg)
+![Tag](https://img.shields.io/github/v/tag/nicholaskarlson/PyStatsV1?label=release)
+
+
 - Chapter 12 — Diagnostics  
   - `scripts/ch12_diagnostics.py`
 - Chapter 13 — Within-Subject Stroop