1 files changed, 22 insertions, 30 deletions

diff --git a/vrsite/model.go b/vrsite/model.go
index b580b49..10f3f1d 100644
--- a/vrsite/model.go
+++ b/vrsite/model.go
@@ -2,14 +2,13 @@
 //
 // Everything the site shows is derived here from the vr log alone: agents and
 // their colors, per-file coverage bitmasks, notes, and live session activity.
-// The repo is never written to; the log is the only state.
+// The private jj sidecar is the only state.
 package main
 
 import (
 	"encoding/json"
 	"fmt"
 	"html/template"
-	"os"
 	"sort"
 	"strings"
 	"time"
@@ -29,6 +28,7 @@ type Entry struct {
 	Dir     string `json:"dir,omitempty"`
 	Rev     string `json:"rev,omitempty"`
 	Change  string `json:"change,omitempty"`
+	Commit  string `json:"commit,omitempty"`
 	File    string `json:"file,omitempty"`
 	Start   int    `json:"start,omitempty"`
 	End     int    `json:"end,omitempty"`
@@ -47,16 +47,16 @@ type Agent struct {
 }
 
 type Note struct {
-	ID                            int // position in the log, for anchors
-	NoteID                        int // the agent's own per-session number
-	Agent                         *Agent
-	Session, Model, Reason        string
-	File, Kind, Text, Change, Rev string
-	Start, End                    int
-	ReplyTo                       int
-	Replies, Mentions             []*Note // notes that point back to this one
-	At                            time.Time
-	When, Ago                     string
+	ID                                    int // position in the log, for anchors
+	NoteID                                int // the agent's own per-session number
+	Agent                                 *Agent
+	Session, Model, Reason                string
+	File, Kind, Text, Change, Commit, Rev string
+	Start, End                            int
+	ReplyTo                               int
+	Replies, Mentions                     []*Note // notes that point back to this one
+	At                                    time.Time
+	When, Ago                             string
 }
 
 // ThreadNode is the tree-shaped rendering of the note DAG. A note reached by
@@ -164,7 +164,7 @@ func buildModel(title string, entries []Entry, only string) *Site {
 			at := parseTime(e.Time)
 			n := &Note{ID: noteN, NoteID: e.NoteID, Agent: a, Session: e.Session,
 				Model: e.Model, Reason: e.Reason, File: e.File, Change: e.Change,
-				Rev: e.Rev, Start: e.Start, End: e.End, ReplyTo: e.ReplyTo,
+				Commit: e.Commit, Rev: e.Rev, Start: e.Start, End: e.End, ReplyTo: e.ReplyTo,
 				Kind: e.Type, Text: e.Text,
 				At: at, When: stamp(at), Ago: ago(at)}
 			s.Notes = append(s.Notes, n)
@@ -547,7 +547,7 @@ func describe(e Entry) string {
 	return e.Op
 }
 
-// ── log file ──────────────────────────────────────────────────────────────
+// ── sidecar JSONL ─────────────────────────────────────────────────────────
 
 func parseLog(b []byte) []Entry {
 	var entries []Entry
@@ -563,28 +563,20 @@ func parseLog(b []byte) []Entry {
 	return entries
 }
 
-func readLog(path string) []Entry {
-	b, err := os.ReadFile(path)
+func readLog(log logStore) []Entry {
+	b, err := log.Read()
 	if err != nil {
 		fatal("%v", err)
 	}
 	return parseLog(b)
 }
 
-// appendEntry adds one line to the log. O_APPEND plus a single write keeps it
-// interleaving safely with vr processes writing the same file.
-func appendEntry(path string, e Entry) error {
-	b, err := json.Marshal(e)
-	if err != nil {
-		return err
-	}
-	f, err := os.OpenFile(path, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0o644)
-	if err != nil {
-		return err
-	}
-	defer f.Close()
-	_, err = f.Write(append(b, '\n'))
-	return err
+func appendEntry(log logStore, e *Entry) error {
+	return log.Append(func(current []byte) ([]byte, error) {
+		e.NoteID = nextNoteID(parseLog(current), e.Session)
+		b, err := json.Marshal(e)
+		return append(b, '\n'), err
+	})
 }
 
 // ── time ──────────────────────────────────────────────────────────────────