Improve documentation v4 (LC15) (#4973)

* Update information to LC15

* LC15 Screenshot

* Apply suggestion from code-reviewer

Co-authored-by: Zongle Wang <wangzongler@gmail.com>

* Apply suggestion from code-reviewer

Co-authored-by: SuperDragonXD <70206496+SuperDragonXD@users.noreply.github.com>

* Installation badges and cert hash

* Update Crowdin branch to 15

* Merge Canary and Development

* Update styling of cert hash

* Update compatlib

* Update for Unified SystemUI

* Improve dev build

* Consistency + Update local fonts

* Consistency with ToC

* Fix awkward

* Link to Smartspacer

Signed-off-by: Pun Butrach <pun.butrach@gmail.com>

* Update visual to LC15

* Merge suggestion from GitHub Copilot Code Review

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Signed-off-by: Pun Butrach <pun.butrach@gmail.com>

* Fix typos and grammar in README files (GitHub Copilot Review)

* English Accent Consistency

* Windows Canary Phone Link compression is the worst

* Apply suggestions from code review

Co-authored-by: SuperDragonXD <70206496+SuperDragonXD@users.noreply.github.com>

* Update release phase, security policy, and versioning

* Update systemUI/README.md

Co-authored-by: SuperDragonXD <70206496+SuperDragonXD@users.noreply.github.com>

* Update README: Lawnchair 15 alpha to beta

* Use development instead of beta

* Update CONTRIBUTING.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Signed-off-by: Pun Butrach <pun.butrach@gmail.com>

* Give subtle Google Developer Style guidelines

* Update SECURITY.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Signed-off-by: Pun Butrach <pun.butrach@gmail.com>

---------

Signed-off-by: Pun Butrach <pun.butrach@gmail.com>
Co-authored-by: Zongle Wang <wangzongler@gmail.com>
Co-authored-by: SuperDragonXD <70206496+SuperDragonXD@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

.github/workflows/crowdin.yml

@@ -24,7 +24,7 @@ jobs:
         upload_translations: false
         upload_sources: true
         download_translations: true
-        localization_branch_name: 14-dev-localization
+        localization_branch_name: 15-dev-localization
         create_pull_request: true
         base_url: 'https://lawnchair.crowdin.com'
       env:

.github/workflows/crowdin_download.yml

@@ -26,7 +26,7 @@ jobs:
         upload_translations: false
         upload_sources: false
         download_translations: true
-        localization_branch_name: 14-dev-localization
+        localization_branch_name: 15-dev-localization
         create_pull_request: true
         base_url: 'https://lawnchair.crowdin.com'
       env:

.github/workflows/crowdin_upload.yml

@@ -22,7 +22,7 @@ jobs:
         upload_translations: false
         upload_sources: true
         download_translations: false
-        localization_branch_name: 14-dev-localization
+        localization_branch_name: 15-dev-localization
         create_pull_request: false
         base_url: 'https://lawnchair.crowdin.com'
       env: