textcomp.sty contains:
However, I miss entries for the new font families
of Latin Modern and TeX Gyre.

Both seems to support "0":


Without the subset declarations there is a warning for qhv (tgheros):
  LaTeX Font Warning: Font shape `OMS/qhv/m/n' undefined
  (Font)              using `OMS/cmsy/m/n' instead on input line 10.

With the declarations the example runs without errors and
warnings, but the circle is a little small.

Yours sincerely
  Heiko <[log in to unmask]>