Add optional OpenTelemetry Netty server instrumentation

- Update lys.version to 2026.04.14

- Add optional compileOnly dependency on opentelemetry-netty-4.1 in rbcs-server

- Add runtime guard to only activate instrumentation when OTel classes are on classpath

- Insert OTel combined handler after HttpServerCodec in the Netty pipeline

- Add requires-static JPMS directives for optional module support

.gitea/workflows/build-dev.yaml

@@ -58,6 +58,18 @@ jobs:
           tags: |
             gitea.woggioni.net/woggioni/rbcs:dev-redis
           target: release-redis
+      -
+        name: Build rbcs full Docker image
+        uses: docker/build-push-action@v5.3.0
+        with:
+          builder: "multiplatform-builder"
+          context: "docker/build/docker"
+          platforms: linux/amd64,linux/arm64
+          push: true
+          pull: true
+          tags: |
+            gitea.woggioni.net/woggioni/rbcs:dev-full
+          target: release-full
       -
         name: Build rbcs native Docker image
         uses: docker/build-push-action@v5.3.0