feat: add runtime management domain records

- Environment, EnvironmentStatus, App, AppVersion
- Deployment, DeploymentStatus, RoutingMode

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

cameleer3-server-core/src/main/java/com/cameleer3/server/core/runtime/App.java

@@ -0,0 +1,6 @@
+package com.cameleer3.server.core.runtime;
+
+import java.time.Instant;
+import java.util.UUID;
+
+public record App(UUID id, UUID environmentId, String slug, String displayName, Instant createdAt) {}

cameleer3-server-core/src/main/java/com/cameleer3/server/core/runtime/AppVersion.java

@@ -0,0 +1,7 @@
+package com.cameleer3.server.core.runtime;
+
+import java.time.Instant;
+import java.util.UUID;
+
+public record AppVersion(UUID id, UUID appId, int version, String jarPath, String jarChecksum,
+                         String jarFilename, Long jarSizeBytes, Instant uploadedAt) {}

cameleer3-server-core/src/main/java/com/cameleer3/server/core/runtime/Deployment.java

@@ -0,0 +1,13 @@
+package com.cameleer3.server.core.runtime;
+
+import java.time.Instant;
+import java.util.UUID;
+
+public record Deployment(UUID id, UUID appId, UUID appVersionId, UUID environmentId,
+                         DeploymentStatus status, String containerId, String containerName,
+                         String errorMessage, Instant deployedAt, Instant stoppedAt, Instant createdAt) {
+    public Deployment withStatus(DeploymentStatus newStatus) {
+        return new Deployment(id, appId, appVersionId, environmentId, newStatus,
+                containerId, containerName, errorMessage, deployedAt, stoppedAt, createdAt);
+    }
+}

cameleer3-server-core/src/main/java/com/cameleer3/server/core/runtime/DeploymentStatus.java

@@ -0,0 +1,3 @@
+package com.cameleer3.server.core.runtime;
+
+public enum DeploymentStatus { STARTING, RUNNING, FAILED, STOPPED }

cameleer3-server-core/src/main/java/com/cameleer3/server/core/runtime/Environment.java

@@ -0,0 +1,6 @@
+package com.cameleer3.server.core.runtime;
+
+import java.time.Instant;
+import java.util.UUID;
+
+public record Environment(UUID id, String slug, String displayName, EnvironmentStatus status, Instant createdAt) {}

cameleer3-server-core/src/main/java/com/cameleer3/server/core/runtime/EnvironmentStatus.java

@@ -0,0 +1,3 @@
+package com.cameleer3.server.core.runtime;
+
+public enum EnvironmentStatus { ACTIVE, SUSPENDED }

cameleer3-server-core/src/main/java/com/cameleer3/server/core/runtime/RoutingMode.java

@@ -0,0 +1,3 @@
+package com.cameleer3.server.core.runtime;
+
+public enum RoutingMode { path, subdomain }