Update GitHub Sponsors username in FUNDING.yml

chore(release): 0.1.3

Merge pull request #5 from brooksy4503/add_opencode

fix(agent): guard ping and prd prompt

test: add opencode to ping test

feat: add opencode agent support

0.1.2

fix(cli): correct overview output path

feat(cli): add update prompt

feat(prd): switch to json prd flow

chore(release): 0.1.1

fix(agents): honor default agent and stop

docs(readme): clarify prd prompt

feat(cli): add prd interactivity

feat(cli): add ralph loop toolkit