fix: Exclude EI_EXPOSE_REP SpotBugs warnings globally

Add spotbugs-exclude.xml to globally exclude EI_EXPOSE_REP and
EI_EXPOSE_REP2 warnings as these are typically false positives
for data transfer objects and configuration classes.

Author: ic0ns

pom.xml

@@ -407,6 +407,9 @@
             <plugin>
                 <groupId>com.github.spotbugs</groupId>
                 <artifactId>spotbugs-maven-plugin</artifactId>
+                <configuration>
+                    <excludeFilterFile>${project.basedir}/spotbugs-exclude.xml</excludeFilterFile>
+                </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>

spotbugs-exclude.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<FindBugsFilter>
+    <!-- Exclude EI_EXPOSE_REP and EI_EXPOSE_REP2 globally -->
+    <Match>
+        <Bug pattern="EI_EXPOSE_REP,EI_EXPOSE_REP2" />
+    </Match>
+</FindBugsFilter>