chore: add unicode glyph column to eva_sound_mapping.tsv

Author: pannous

texts/voynich/eva_sound_mapping.tsv

@@ -1,31 +1,31 @@
 # EVA → Sound mapping derived from number_abc_mapping.txt
-# Format: EVA_char	sound	number	greek	notes
+# Format: EVA_char	unicode	sound	number	greek	notes
 # Primary mappings (glyph shape → number → Greek alphabet position → sound)
-o	a	1	α	most common glyph, article/prefix
-a	a	1	α	variant of glyph 1
-l	b	2	β	looks like 4 in contemporary latin
-d	c	3	γ	hard c/k sound
-r	d	4	δ	very common (freq 98)
-v	e	5	ε	looks like 7 in contemporary latin
-x	f	6	ζ	rare (freq 9)
-k	g	7	η	gallows character
-m	h	8	ι	gallows char, ≠ EVA k
-p	i	9	θ	gallows p-variant (freq 5)
-f	i	9	θ	gallows f-variant (freq 8)
-t	l	11	λ	ot ≈ al- prefix
-y	o	15	ω	most frequent (freq 151), ω≈w
+o	󿐔	a	1	α	most common glyph, article/prefix
+a	󿐐	a	1	α	variant of glyph 1
+l	󿐚	b	2	β	looks like 4 in contemporary latin
+d	󿐉	c	3	γ	hard c/k sound
+r	󿐃	d	4	δ	very common (freq 98)
+v	󿐛	e	5	ε	looks like 7 in contemporary latin
+x	󿐜	f	6	ζ	rare (freq 9)
+k	󿐢	g	7	η	gallows character
+m	󿐄	h	8	ι	gallows char, ≠ EVA k
+p	󿐡	i	9	θ	gallows p-variant (freq 5)
+f	󿐠	i	9	θ	gallows f-variant (freq 8)
+t	󿐣	l	11	λ	ot ≈ al- prefix
+y	󿐗	o	15	ω	most frequent (freq 151), ω≈w
 # Bench/modifier characters
-c	ch	16	χ	left bench, often in ch/ckh/cth digraphs
-h	_	16	χ	right bench, silent in digraphs (absorbed into ch)
+c	󿐌	ch	16	χ	left bench, often in ch/ckh/cth digraphs
+h	󿐏	_	16	χ	right bench, silent in digraphs (absorbed into ch)
 # Uncertain — kept as-is or best guess
-s	s	21?	μ?	possibly m-sound, keeping as sibilant
-e	e	-	-	connector/vowel in combinations
-i	i	14?	ξ?	sub-component stroke
-n	n	13?	ν?	sub-component stroke
-j	j	-	-	sub-component
-q	q	20?	-	prefix character (qo→qa)
-g	c	3	γ	suffix form of d (gamma)
+s	󿐊	s	21?	μ?	possibly m-sound, keeping as sibilant
+e	󿐆	e	-	-	connector/vowel in combinations
+i	󿐀	i	14?	ξ?	sub-component stroke
+n	󿐁	n	13?	ν?	sub-component stroke
+j	󿐂	j	-	-	sub-component
+q	󿐝	q	20?	-	prefix character (qo→qa)
+g	󿐋	c	3	γ	suffix form of d (gamma)
 # Rare/special
-b	b	-	-	rare variant
-u	u	-	-	rare
-z	z	-	-	rare
+b	󿐈	b	-	-	rare variant
+u	󿐑	u	-	-	rare
+z	󿐞	z	-	-	rare