publish-2025sep21

What's Changed

• ⬆️ Bump dawidd6/action-download-artifact from 9 to 10 by @dependabot[bot] in #206
• ⬆️ Bump dawidd6/action-download-artifact from 10 to 11 by @dependabot[bot] in #207
• MAINT: update CI to run on PR by @mmcky in #218
• [orth_proj] Replace np.sum(a * b) with a @ b by @suda-yuga in #208
• Replace np.sum(a * b) with a @ b by @suda-yuga in #209
• [dyn_stack] Replace np.sum(a * b) with a @ b by @suda-yuga in #210
• [calvo_abreu] Replace np.sum(a * b) with a @ b by @suda-yuga in #211
• [five_preferences] Replace np.sum(a * b) with a @ b by @suda-yuga in #212
• [BCG_complete_mkts] Replace np.sum(a * b) with a @ b by @suda-yuga in #213
• [calvo_machine_learn] Replace np.sum(a * b) with a @ b by @suda-yuga in #214
• MAINT: update linkchecker to use lychee (weekly) by @mmcky in #220
• [org_proj] review and update by @longye-tian in #217
• ⬆️ Bump actions/checkout from 4 to 5 by @dependabot[bot] in #242
• Fix link checker by moving configuration to lychee.toml file by @Copilot in #249
• [styleguide] adjust lecture titles to match the QuantEcon style guide rules around capitalisations. by @longye-tian in #240

New Contributors

• @suda-yuga made their first contribution in #208
• @longye-tian made their first contribution in #217
• @Copilot made their first contribution in #249

Full Changelog: publish-2025may28...publish-2025sep21