f20ea4f827
Position was only in the bincode cache (serde field) — it would be lost on cache rebuild from capnp logs. Now persisted in the append-only log via ContentNode.position @19. Also fixes journal-tail sorting to extract dates from content headers, falling back to key-embedded dates.
89 lines
2.6 KiB
Cap'n Proto
89 lines
2.6 KiB
Cap'n Proto
@0xb78d9e3a1c4f6e2d;
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# poc-memory: append-only memory store with graph structure
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#
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# Two append-only logs (nodes + relations) are the source of truth.
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# A derived KV cache merges both, keeping latest version per UUID.
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# Update = append new version with same UUID + incremented version.
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# Delete = append with deleted=true. GC compacts monthly.
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struct ContentNode {
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uuid @0 :Data; # 16 bytes, random
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version @1 :UInt32; # monotonic per UUID, latest wins
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timestamp @2 :Float64; # unix epoch
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nodeType @3 :NodeType;
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provenance @4 :Provenance;
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key @5 :Text; # "identity.md#boundaries" human-readable
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content @6 :Text; # markdown blob
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weight @7 :Float32;
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category @8 :Category;
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emotion @9 :Float32; # max intensity from tags, 0-10
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deleted @10 :Bool; # soft delete
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sourceRef @11 :Text; # link to raw experience: "transcript:SESSION_ID:BYTE_OFFSET"
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# Migrated metadata from old system
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created @12 :Text; # YYYY-MM-DD from old system
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retrievals @13 :UInt32;
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uses @14 :UInt32;
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wrongs @15 :UInt32;
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stateTag @16 :Text; # cognitive state (warm/open, bright/alert, etc.)
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# Spaced repetition
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lastReplayed @17 :Float64; # unix epoch
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spacedRepetitionInterval @18 :UInt32; # days: 1, 3, 7, 14, 30
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# Section ordering within a file
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position @19 :UInt32; # 0 = file-level, 1+ = section index
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}
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enum NodeType {
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episodicSession @0;
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episodicDaily @1;
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episodicWeekly @2;
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semantic @3;
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}
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enum Provenance {
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manual @0;
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journal @1;
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agent @2;
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dream @3;
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derived @4;
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}
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enum Category {
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general @0;
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core @1;
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technical @2;
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observation @3;
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task @4;
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}
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struct Relation {
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uuid @0 :Data; # 16 bytes, random
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version @1 :UInt32;
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timestamp @2 :Float64; # unix epoch
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source @3 :Data; # content node UUID
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target @4 :Data; # content node UUID
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relType @5 :RelationType;
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strength @6 :Float32; # manual=1.0, auto=0.1-0.7
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provenance @7 :Provenance;
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deleted @8 :Bool; # soft delete
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sourceKey @9 :Text; # human-readable source key (for debugging)
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targetKey @10 :Text; # human-readable target key (for debugging)
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}
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enum RelationType {
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link @0; # bidirectional association (from links= or md links)
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causal @1; # directed: source caused target
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auto @2; # auto-discovered
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}
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# Wrapper for streaming multiple messages in one file
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struct NodeLog {
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nodes @0 :List(ContentNode);
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}
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struct RelationLog {
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relations @0 :List(Relation);
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}
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