App Submission: LibreOffice (#216)

Co-authored-by: Steven Briscoe <me@stevenbriscoe.com>

libreoffice/docker-compose.yml

@@ -0,0 +1,17 @@
+version: "3.7"
+
+services:
+  app_proxy:
+    environment:
+      APP_HOST: libreoffice_server_1
+      APP_PORT: 3000
+
+  server:
+    image: linuxserver/libreoffice:7.2.7@sha256:1f434cd23a010dce12af364cc0a7e71e4fdb8299bcc6f9b022ae7890b5475562
+    restart: on-failure
+    stop_grace_period: 1m
+    environment:
+      - PUID=1000
+      - PGID=1000
+    volumes:
+      - ${APP_DATA_DIR}/data/config:/config

libreoffice/umbrel-app.yml

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+manifestVersion: 1
+id: libreoffice
+category: Files
+name: LibreOffice
+version: "7.2.7"
+tagline: Do more - easier, quicker, smarter
+description: >-
+  LibreOffice is a free and powerful office suite, and a successor to OpenOffice.org (commonly known as OpenOffice). Its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity.
+  
+
+  16,384 columns in Calc.
+  
+  Working with large amounts of data? Spreadsheets can now have up to 16,384 columns. Also, a new menu entry (Sheet ▸ Navigate ▸ Go to Sheet) helps with navigation.
+
+  
+  Better change tracking in Writer
+  
+  Tracked footnote insertions and deletions are now visible in the footnote area. In addition, Writer now can take advantage of the remote LanguageTool APIs for grammar checking.
+
+  
+  Document themes in presentations
+  
+  Impress now has initial document theme support. it is possible to define a document theme on master pages, and you can refer to the theme colours from shape text (including effects).
+
+  
+  And much more
+  
+  Performance boosts, compatibility improvements, and fixes. For a full list of new features in LibreOffice 7.4, see our release notes.
+developer:  The Document Foundation
+website: https://www.libreoffice.org/
+dependencies: []
+repo: https://www.libreoffice.org/about-us/source-code/
+support: https://www.libreoffice.org/get-help/community-support/
+port: 5001
+gallery:
+  - 1.jpg
+  - 2.jpg
+  - 3.jpg
+  - 4.jpg
+path: ""
+defaultUsername: ""
+defaultPassword: ""
+torOnly: false
+submitter: Pranshu Agrawal
+submission: https://github.com/getumbrel/umbrel-apps/pull/216