feat(omi-templates): remove food page

feat(omi): using latest of reactive-signal

fix(omi): computed fn should run only once

feat(omi): using v1.0.2 of reactive-signal

refactor(omi): props.children have lower priority and coverage mode

fix(omi): fix rendering order reversal when using prop.children

test(omi): more testing of rendering function

docs: readme

docs: readme

fix(omi): missing form element value