dataclique · 0xgleb · Jul 17, 2026 · Jul 18, 2026
diff --git a/.github/workflows/contracts.yaml b/.github/workflows/contracts.yaml
@@ -13,18 +13,52 @@ on:
     paths:
       - "contracts/**"
       - ".github/workflows/contracts.yaml"
+      - "flake.nix"
+      - "flake.lock"
+
+permissions:
+  contents: read
+
+# Nix is installed via nix-quick-install-action; the shared `data-cartel-public`
+# Cachix (cachix-action) and the per-runner nix store (cache-nix-action) are
+# warmed before any `nix` build, and built paths are pushed back to Cachix. This
+# replaces the DeterminateSystems installer + FlakeHub cache, whose hosted cache
+# requires FlakeHub authentication. cachix-action is continue-on-error so a fork
+# PR (no CACHIX_AUTH_TOKEN) skips the data-cartel-public cache and still builds
+# against cache.nixos.org without failing the job.
 
 jobs:
   pipeline:
     runs-on: ubuntu-latest
+    timeout-minutes: 45
     env:
       NIXPKGS_ALLOW_UNFREE: 1
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        with:
+          persist-credentials: false
+
+      - uses: nixbuild/nix-quick-install-action@2c9db80fb984ceb1bcaa77cdda3fdf8cfba92035 # v34
+        with:
+          nix_version: "2.31.2"
+          nix_conf: |
+            accept-flake-config = true
+            fallback = true
+            access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
+            keep-env-derivations = true
+            keep-outputs = true
+
+      - uses: cachix/cachix-action@ad2ddac53f961de1989924296a1f236fcfbaa4fc # v15
+        continue-on-error: true
+        with:
+          name: data-cartel-public
+          authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
 
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/flakehub-cache-action@main
-      - uses: DeterminateSystems/flake-checker-action@main
+      - uses: nix-community/cache-nix-action@7df957e333c1e5da7721f60227dbba6d06080569 # v7
+        with:
+          primary-key: nix-${{ runner.os }}-contracts-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          restore-prefixes-first-match: nix-${{ runner.os }}-contracts-
+          gc-max-store-size-linux: 5G
 
       - name: Nix Flake check
         run: nix flake check --impure --accept-flake-config --show-trace
@@ -33,4 +67,4 @@ jobs:
         run: |
           nix develop \
             --impure --accept-flake-config --show-trace \
-            --command /bin/bash -c 'cd contracts && sui move test'
+            --command /bin/bash -c 'cd contracts/units && sui move test && cd ../conformance && sui move test && cd .. && sui move test'
diff --git a/.gitignore b/.gitignore
@@ -5,8 +5,10 @@
 
 # generated by but.nix on shell entry
 .claude/skills/gitbutler
-.cursor/skills/gitbutler
-.cursor/cli.json
+**/.cursor/skills/gitbutler
+**/.cursor/cli.json
 
 backend/testcandledata/target/
 node_modules/
+.worktrees/
+.cursor/skills/gitbutler
diff --git a/AGENTS.md b/AGENTS.md
@@ -12,12 +12,12 @@ early perpetual-specific margin and liquidation work; the generic instrument
 architecture is specified in
 [ADR 02](adrs/02-composable-instrument-standard.md).
 
-| Directory    | Contents                                                                 | Standards                                  |
-| ------------ | ------------------------------------------------------------------------ | ------------------------------------------ |
-| `contracts/` | Sui Move package `strike`: margin accounts, orderbook, pool, oracle      | [contracts/AGENTS.md](contracts/AGENTS.md) |
-| `backend/`   | Rust crate `strikefi`: Rocket on Shuttle, sqlx, sui-sdk (indexing/cache) | [backend/AGENTS.md](backend/AGENTS.md)     |
-| `frontend/`  | Vite + React + TypeScript dApp using @mysten/dapp-kit                    | [frontend/AGENTS.md](frontend/AGENTS.md)   |
-| `docs/`      | Protocol math and design notes                                           | —                                          |
+| Directory    | Contents                                                            | Standards                                  |
+| ------------ | ------------------------------------------------------------------- | ------------------------------------------ |
+| `contracts/` | Sui Move package `nth`: margin accounts, orderbook, pool, oracle    | [contracts/AGENTS.md](contracts/AGENTS.md) |
+| `backend/`   | Rust crate `nth`: Rocket on Shuttle, sqlx, sui-sdk (indexing/cache) | [backend/AGENTS.md](backend/AGENTS.md)     |
+| `frontend/`  | Vite + React + TypeScript dApp using @mysten/dapp-kit               | [frontend/AGENTS.md](frontend/AGENTS.md)   |
+| `docs/`      | Protocol math and design notes                                      | —                                          |
 
 ## Development Environment
 

diff --git a/adrs/01-orderbook-insertion-sort.md b/adrs/01-orderbook-insertion-sort.md
@@ -7,7 +7,7 @@
 
 ## Context
 
-`strike::orderbook` stores each book side as a `vector<Order>` inside the shared
+`nth::orderbook` stores each book side as a `vector<Order>` inside the shared
 `Pool` object, sorted best-price-first (bids descending, asks ascending). The
 matching engine consumes from index 0, cancellation and liquidation remove in
 place — all order-preserving. The only operation that disturbs sortedness is
@@ -88,7 +88,7 @@ comparators would make the sort unstable at equal prices.
 - The non-strict comparators are load-bearing: "optimizing" `ge`/`le` to
   `gt`/`lt` breaks FIFO fairness without failing the sort itself. The
   time-priority test guards this.
-- Sorting stays private to `strike::orderbook`; no other module observes or
+- Sorting stays private to `nth::orderbook`; no other module observes or
   maintains book order.
 - Revisit (superseding this record) when a side regularly holds hundreds of
   orders, the book must outgrow a single object, or matching must skip price

diff --git a/backend/AGENTS.md b/backend/AGENTS.md
@@ -1,6 +1,6 @@
 # AGENTS.md — Backend
 
-Standards for the `strikefi` Rust crate. Repo-wide rules (dev shell, GitButler,
+Standards for the `nth` Rust crate. Repo-wide rules (dev shell, GitButler,
 commit style) live in the root [AGENTS.md](../AGENTS.md).
 
 ## What This Is
@@ -56,10 +56,10 @@ all be clean before every commit. A broken commit on master deploys.
   `.map_err(|e| ...to_string())`. `anyhow` is tolerable only at the binary's top
   level, never inside logic you want to test.
 - **Newtypes over primitives.** Values coming from or going to the chain (object
-  IDs, order ids, prices, sizes, USDC amounts) get newtypes mirroring
-  `strike::units` — a bare `u64` price and a bare `u64` size must not be
-  interchangeable here either. Same scaling rules apply: on-chain values are
-  fixed-point with 10^6 scaling; document the unit on every field.
+  IDs, order ids, prices, sizes, USDC amounts) get newtypes mirroring `units::*`
+  — a bare `u64` price and a bare `u64` size must not be interchangeable here
+  either. Same scaling rules apply: on-chain values are fixed-point with 10^6
+  scaling; document the unit on every field.
 - **No boolean blindness.** Order side is an enum (`Side::Bid | Side::Ask`), not
   `is_bid: bool`, except at the serialization boundary where the on-chain event
   layout dictates the shape.

diff --git a/backend/Cargo.lock b/backend/Cargo.lock
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "strikefi"
+name = "nth"
 version = "0.1.0"
 edition = "2021"
 

diff --git a/contracts/.gitignore b/contracts/.gitignore
@@ -1,2 +1,3 @@
-build/*
+**/build/
+**/.cursor/
 .cursor/skills/gitbutler