trying to fix noisy slf4j

pom.xml

@@ -123,6 +123,33 @@
 			    <artifactId>pom-bio-formats</artifactId>
 			    <version>6.13.0</version>
 			    <type>pom</type>
+			    <exclusions>
+					<!-- codex 2026-01-25: enforce single SLF4J binding -->
+					<exclusion>
+						<groupId>org.slf4j</groupId>
+						<artifactId>slf4j-log4j12</artifactId>
+					</exclusion>
+					<exclusion>
+						<groupId>org.slf4j</groupId>
+						<artifactId>slf4j-simple</artifactId>
+					</exclusion>
+					<exclusion>
+						<groupId>org.slf4j</groupId>
+						<artifactId>slf4j-jdk14</artifactId>
+					</exclusion>
+					<exclusion>
+						<groupId>ch.qos.logback</groupId>
+						<artifactId>logback-classic</artifactId>
+					</exclusion>
+					<exclusion>
+						<groupId>ch.qos.logback</groupId>
+						<artifactId>logback-core</artifactId>
+					</exclusion>
+					<exclusion>
+						<groupId>log4j</groupId>
+						<artifactId>log4j</artifactId>
+					</exclusion>
+			    </exclusions>
 			</dependency>
 			
 <!-- 			
@@ -151,12 +178,7 @@
 			    <artifactId>jcl-over-slf4j</artifactId>
 			    <version>1.7.5</version>
 			</dependency>
-			<!-- SLF4J backend (single binding) -->
-			<dependency>
-				<groupId>ch.qos.logback</groupId>
-				<artifactId>logback-classic</artifactId>
-				<version>1.1.1</version>
-			</dependency>
+			<!-- SLF4J backend (prefer loci_tools shaded binding to avoid multiple binders) -->
 			
 			<!-- https://mvnrepository.com/artifact/org.apache.commons/commons-numbers-quaternion -->
 			<!-- 
@@ -406,13 +428,9 @@
 		<!---->
 		<repository>
 			<id>elphel.imagej-elphel</id>
-			<url>https://git.elphel.com/Elphel/imagej-elphel</url>
+			<url>https://mirror.elphel.com/maven-dependencies</url> <!-- codex 2026-01-25 -->
 		</repository>
         <!---->
-		<repository>
-			<id>other</id>
-			<url>https://mirror.elphel.com/maven-dependencies</url>
-		</repository>
 		<repository>
 			<id>ome.loci_tools.public</id>
 			<url>https://mvnrepository.com/artifact/ome/loci_tools</url>