Add .gitignore and .ratignore files for various directories

doc/licenses/slf4j-api-2.0.17/LICENSE.txt

@@ -0,0 +1,21 @@
+Copyright (c) 2004-2024 QOS.ch Sarl (Switzerland)
+All rights reserved.
+
+Permission is hereby granted, free  of charge, to any person obtaining
+a  copy  of this  software  and  associated  documentation files  (the
+"Software"), to  deal in  the Software without  restriction, including
+without limitation  the rights to  use, copy, modify,  merge, publish,
+distribute,  sublicense, and/or sell  copies of  the Software,  and to
+permit persons to whom the Software  is furnished to do so, subject to
+the following conditions:
+
+The  above  copyright  notice  and  this permission  notice  shall  be
+included in all copies or substantial portions of the Software.
+
+THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
+EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
+MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

doc/licenses/slf4j-api-2.0.17/README

@@ -0,0 +1,8 @@
+Simple Logging Facade for Java (http://slf4j.org/)
+--------------------------------------------------
+
+    Version: 2.0.17
+    From: 'QOS.ch Sàrl' (http://qos.ch/)
+    License(s):
+        MIT (bundled/slf4j-api-2.0.17/LICENSE.txt)
+

doc/licenses/slf4j-api-2.0.17/dep-coordinates.txt

@@ -0,0 +1,2 @@
+org.slf4j:jul-to-slf4j:jar:2.0.17
+org.slf4j:slf4j-api:jar:2.0.17