Digitized and edited edition of Justin Martyr's writings as a part of the greek-texts group.
The base text for the two apologies is from Gerardus Rauschen's S. Iustini Apologiae Duae (1911).
Assuming you have text validator installed, this should validate the file according to the rules:
validate-text text-validator.toml texts/1-apology.txt
Also, you can convert a whole file to NFC by running this.
python3 convert-to-nfc.py 1-apology.txt > texts/1-apology-output.txt