chore: prepare repository for public launch

neode-ui/public/assets/icon/ATTRIBUTION.md

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+# Icon Attribution
+
+- `barbarian.svg`, `batteries.svg` — from **game-icons.net**
+  (https://game-icons.net), by Lorc, Delapouite & contributors,
+  licensed under CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/).
+- Pixel-style icons (`save.svg`, `paint-bucket.svg`, `fill-half.svg`,
+  `cloud-moon.svg`, `debug-off.svg`, `cloud-done.svg`) — from
+  **pixelarticons** by Gerrit Halfmann (https://github.com/halfmage/pixelarticons),
+  MIT License.
+- All other icons are original Archipelago artwork (MIT, see repository
+  LICENSE).

neode-ui/public/assets/img/mesh-devices/ATTRIBUTION.md

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+# Device Artwork Attribution
+
+The device illustrations in this directory are from the
+**Meshtastic® project** — https://meshtastic.org
+(https://github.com/meshtastic), © Meshtastic contributors,
+licensed under GPL-3.0.
+
+Meshtastic® is a registered trademark of Meshtastic LLC, used here solely to
+identify compatible hardware. No endorsement by the Meshtastic project is
+implied.
+
+Any modifications to these images made for Archipelago are likewise available
+under GPL-3.0 as part of this public repository.