v1.7.9

What's Changed

• Add more to Testing.md by @benthecarman in #1218
• Add enable diagnostics to testing doc by @benthecarman in #1219
• Prefer gateways that support private payments by @benthecarman in #1189
• Add more logs to federation client by @benthecarman in #1222
• Set min anchor channel fee to 1 sat/vbyte by @benthecarman in #1223
• Return channel open errors to user by @benthecarman in #1224
• Don't block on gateway fees by @benthecarman in #1226
• Set preimage for fedimint invoices by @benthecarman in #1228

Full Changelog: v1.7.8...v1.7.9