tutorial - server - gitea - added foot note with licensing and social networks

tutorials/professionalway/server-alpine-gitea-professional.md

@@ -378,4 +378,28 @@ before or after change it with `HTTP_PORT` and `ROOT_URL` keys.
 
 ## see also
 
+- 🗯 IRC
+  - 💬 `##alpine_telegram_english`
+  - 💬 `#alpine_linux_english`
+- 📱 Telegram https://t.me/alpine_linux
+  - 🇬🇧 https://t.me/alpine_linux_english
+  - 🇷🇺 https://t.me/alpine_linux_pycckuu (dual english russian, low activity)
+  - 🇨🇴 https://t.me/alpine_linux_espanol
+  - 🇧🇬 https://t.me/alpine_linux_bulgarian (dual english bulgarian, low activity)
+  - 🇨🇳 https://t.me/alpine_linux_chinese (dual english chinese, low activity)
+  - 📡 https://t.me/opentechnologies (open languajes but english as main)
+- Matrix
+  - 👥 https://matrix.to/#/#alpine-linux-english:matrix.org
 
+# LICENSE
+
+**CC BY-NC-SA**: the project allows reusers to distribute, remix, adapt, and build upon the material 
+in any medium or format for noncommercial purposes only, and only so long as attribution is given 
+to the creators involved. If you remix, adapt, or build upon the material, you must license the modified 
+material under identical terms,  includes the following elements:
+
+* **BY**  – Credit must be given to the creator of each content respectivelly, starting at the first contributor.
+* **NC**  – Only noncommercial uses of the work are permitted, with exceptions if you fill an issue here!
+* **SA**  – Adaptations must be shared under the same terms, you must obey this terms and do not change it.
+
+For more information check the [alpine/copyright.md](../../alpine/copyright.md)