content: Add hydras

next/content/hydras/adenora.md

+---
+title: Adenora
+source: https://git.plnech.fr/pln/Hydra/raw/master/StarryNights/adenora.js
+link: https://nech.pl/adenora
+---

next/content/hydras/caoimhe.md

+---
+title: March4, for Caoimhe's SO
+source: https://git.plnech.fr/pln/Hydra/raw/master/StarryNights/caoimhe.js
+link: https://nech.pl/march-4
+---

next/content/hydras/cosmos.md

+---
+title: Cosmos
+source: https://git.plnech.fr/pln/Hydra/raw/master/StarryNights/SeptemberGalaxy.js
+link: https://nech.pl/cosmos
+---

next/content/hydras/tom24.md

+---
+title: Tom24
+source: https://git.plnech.fr/pln/Hydra/raw/master/opal/tom.js
+link: https://nech.pl/tom24
+---