feat(history): change history and revisions

.cargo/config.toml

@@ -2,3 +2,7 @@
 # 16 logical cores, but a full gpui rebuild at -j16 starves the editor and the app.
 # Leaves headroom so the machine stays usable while cargo works.
 jobs = 10
+
+[env]
+# Make Rust artifacts path-independent so zccache can reuse them across worktrees.
+ZCCACHE_PATH_REMAP = "auto"

.zed/tasks.json

@@ -53,6 +53,11 @@
     "reveal": "always",
     "use_new_terminal": true
   },
+  {
+    "label": "zccache status",
+    "command": "zccache status",
+    "reveal": "always"
+  },
   {
     "label": "lazygit",
     "command": "lazygit"

CLAUDE.md

@@ -109,11 +109,8 @@ Notion is where a task is born. Never create a Notion task from a GitHub issue 
 1. Notion page in the Tasks Tracker.
 2. `gh issue create --title "ASNT-<n>: <task name>"`, body ending `**Notion:** <page url>`. Match the structure existing issues use (Overview / Scope / Task Details / Definition of Done / Estimate / Type).
 3. Write the issue URL back into the Notion `GitHub Link` property.
-4. Linear issue in the `qrate` project, via the Linear MCP (`save_issue`). It supports parent and
-   blocked-by relations natively, so mirror Notion's sub-task nesting and `Blocked by`/`Blocking`
-   rather than describing them in prose. Write the issue URL back into the Notion `Linear Link`
-   property — nothing propagates a link in the other direction. Check `list_issues` before creating
-   so a re-run does not duplicate.
+
+Linear is no longer used — don't create Linear issues or fill the `Linear Link` property.
 
 ## Code Style — no bloat
 

Cargo.toml

@@ -54,6 +54,9 @@ anyhow = "1"
 # Reads xlsx/xlsm/xlsb/xls/ods through one API, so the wizard gains every desktop
 # spreadsheet format for the price of one extension match.
 calamine = { version = "0.31", features = ["dates"] }
+# Already in the tree through calamine, with `clock` on — so the change log converts its
+# timestamps to local time in Rust rather than borrowing an in-memory SQLite for the calendar.
+chrono = "0.4"
 csv = "1.3"
 # SPIKE: gpui-kit 0.6. Upstream moved off zed's git repo onto the crates.io `gpui-pre*`
 # snapshot, so these are renamed packages rather than new names in our source — every