chore: initial project import

backend/fleet/src/Fleet.Server.Abstractions/NodeRecords.cs

@@ -0,0 +1,48 @@
+using Fleet.Core;
+
+namespace Fleet.Server;
+
+/// <summary>pending 能连接，但不下发状态、不接收上报；disabled 拒绝连接。</summary>
+public enum NodeStatus
+{
+    Pending,
+    Active,
+    Disabled,
+}
+
+public sealed record NodeRecord(
+    NodeId Id,
+    string Name,
+    NodeStatus Status,
+    byte[] PublicKey,
+    byte[] TlsSpki,
+    IReadOnlyList<string> Labels,
+    string? MetaJson,
+    string? NodeVersion,
+    long CreatedAtMs,
+    long? LastSeenAtMs);
+
+public sealed record NewNode(
+    NodeId Id,
+    string Name,
+    NodeStatus Status,
+    byte[] PublicKey,
+    byte[] TlsSpki,
+    IReadOnlyList<string> Labels,
+    string? MetaJson,
+    string? NodeVersion,
+    long NowMs);
+
+public sealed record JoinTokenRecord(
+    string Id,
+    byte[] TokenSha256,
+    string? Note,
+    IReadOnlyList<string> Labels,
+    bool AutoApprove,
+    int MaxUses,
+    int Uses,
+    long ExpiresAtMs,
+    long? RevokedAtMs,
+    long CreatedAtMs);
+
+public sealed record Presence(bool Online, long AtMs, string? NodeVersion, IReadOnlyList<string> Capabilities, string? HelloMetaJson);