feat: add environment entity, repository, and status enum

src/main/java/net/siegeln/cameleer/saas/environment/EnvironmentEntity.java

@@ -0,0 +1,62 @@
+package net.siegeln.cameleer.saas.environment;
+
+import jakarta.persistence.*;
+import java.time.Instant;
+import java.util.UUID;
+
+@Entity
+@Table(name = "environments")
+public class EnvironmentEntity {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.UUID)
+    private UUID id;
+
+    @Column(name = "tenant_id", nullable = false)
+    private UUID tenantId;
+
+    @Column(nullable = false, length = 100)
+    private String slug;
+
+    @Column(name = "display_name", nullable = false)
+    private String displayName;
+
+    @Column(name = "bootstrap_token", nullable = false, columnDefinition = "TEXT")
+    private String bootstrapToken;
+
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false, length = 20)
+    private EnvironmentStatus status = EnvironmentStatus.ACTIVE;
+
+    @Column(name = "created_at", nullable = false)
+    private Instant createdAt;
+
+    @Column(name = "updated_at", nullable = false)
+    private Instant updatedAt;
+
+    @PrePersist
+    protected void onCreate() {
+        createdAt = Instant.now();
+        updatedAt = Instant.now();
+    }
+
+    @PreUpdate
+    protected void onUpdate() {
+        updatedAt = Instant.now();
+    }
+
+    public UUID getId() { return id; }
+    public void setId(UUID id) { this.id = id; }
+    public UUID getTenantId() { return tenantId; }
+    public void setTenantId(UUID tenantId) { this.tenantId = tenantId; }
+    public String getSlug() { return slug; }
+    public void setSlug(String slug) { this.slug = slug; }
+    public String getDisplayName() { return displayName; }
+    public void setDisplayName(String displayName) { this.displayName = displayName; }
+    public String getBootstrapToken() { return bootstrapToken; }
+    public void setBootstrapToken(String bootstrapToken) { this.bootstrapToken = bootstrapToken; }
+    public EnvironmentStatus getStatus() { return status; }
+    public void setStatus(EnvironmentStatus status) { this.status = status; }
+    public Instant getCreatedAt() { return createdAt; }
+    public Instant getUpdatedAt() { return updatedAt; }
+}

src/main/java/net/siegeln/cameleer/saas/environment/EnvironmentRepository.java

@@ -0,0 +1,20 @@
+package net.siegeln.cameleer.saas.environment;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+import java.util.Optional;
+import java.util.UUID;
+
+@Repository
+public interface EnvironmentRepository extends JpaRepository<EnvironmentEntity, UUID> {
+
+    List<EnvironmentEntity> findByTenantId(UUID tenantId);
+
+    Optional<EnvironmentEntity> findByTenantIdAndSlug(UUID tenantId, String slug);
+
+    long countByTenantId(UUID tenantId);
+
+    boolean existsByTenantIdAndSlug(UUID tenantId, String slug);
+}

src/main/java/net/siegeln/cameleer/saas/environment/EnvironmentStatus.java

@@ -0,0 +1,5 @@
+package net.siegeln.cameleer.saas.environment;
+
+public enum EnvironmentStatus {
+    ACTIVE, SUSPENDED
+}