docs: sync reviewed Taggle walkthrough and corrected figures
Match the Taggle wiki article to the SDR walkthrough style
docs: add first-person calibration story and graphs
Rewrite decoding walkthrough in Dan's first-person voice
Publish final worked Taggle decode and unblurred figures
Show author's approved clear-frame sample in blog
docs: sync plain-language Taggle decoding article
docs: add illustrated Taggle decoding research article