The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  1  1  1 a^6*X  1  1  1  1  1  1  1  1  1  1  1  1 a^2*X  1
 0  1  0  1  a a^2 a^6*X+a^3 a^6*X+a^4 a^5 a^6 a^6*X a^6*X+1 X+a X+a^2  1 a^6*X+a^5  X a^5*X+1 a^5*X+a^3 a^6*X+a^2 a^4 a^6*X+a^6 a^4*X+a a*X+a^3 a^5*X+a^6 a^2*X+a^4 X+a^5  1 a^3*X+a
 0  0  1 a^6  a a^4  1 a^5 a^3 a^2 a^3*X+1 a*X+a^5 a^6*X a^5*X+a^2 X+a^6 X+1 a^5*X+a^3 a^6*X+a a^5*X+a^6 a^5*X a^6*X+a^6 a^2*X+a^5 a^2*X+a^4 X+a a^3*X+a^3 a^5*X+a^4 a^3*X+a^2 a^4*X+a a^4*X+a^3

generates a code of length 29 over F8[X]/(X^2) who´s minimum homogenous weight is 191.

Homogenous weight enumerator: w(x)=1x^0+18816x^191+3969x^192+896x^196+62720x^199+8232x^200+28672x^203+6272x^204+119168x^207+13328x^208+14x^224+56x^232

The gray image is a linear code over GF(8) with n=232, k=6 and d=191.
This code was found by Heurico 1.16 in 4.53 seconds.