Initial commit of README and some configs

.gitignore

+#Maven
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+release.properties
+
+# Eclipse
+.project
+.classpath
+.settings/
+bin/
+
+# IntelliJ
+.idea
+*.ipr
+*.iml
+*.iws
+
+# NetBeans
+nb-configuration.xml
+
+# Visual Studio Code
+.vscode
+.factorypath
+
+# OSX
+.DS_Store
+
+# Vim
+*.swp
+*.swo
+
+# patch
+*.orig
+*.rej
+
+# Local environment
+.env
+secret.properties

config/sample.secret.properties

+quarkus.datasource.username = sample
+quarkus.datasource.password = sample
+quarkus.datasource.jdbc.url=jdbc:mariadb://mariadb/eclipse
+
+# OIDC values
+# standard client
+quarkus.oidc.auth-server-url=https://auth.eclipse.org/auth/realms/sample
+quarkus.oidc.client-id=sample
+quarkus.oidc.credentials.client-secret.value=sample