Add docker-model-runner module: Spring AI OpenAI starter against Docker Model Runner and Ollama with a benchmark runner (time to first token, decode tokens/second, container memory, tool-call success); real docker/model-runner v1.2.9 CPU image and Ollama 0.40.13 on a shared 2-vCPU sandbox, no GPU

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_017ic4b4VQVEJWetTT1dYzyJ

docker-model-runner/src/main/java/com/ankurm/dmr/BenchProperties.java

@@ -0,0 +1,14 @@
+package com.ankurm.dmr;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+/** Settings for the benchmark itself (the engine settings are plain spring.ai.openai.* ones). */
+@ConfigurationProperties("bench")
+public record BenchProperties(String label, Integer repeats, Integer toolRuns, Integer maxTokens, String outFile) {
+	public BenchProperties {
+		if (label == null) label = "engine";
+		if (repeats == null) repeats = 3;
+		if (toolRuns == null) toolRuns = 20;
+		if (maxTokens == null) maxTokens = 128;
+	}
+}