From 4ab13b29ad1c79bb0788bf3d4ada172e88f0ea45 Mon Sep 17 00:00:00 2001
From: FiveMovesAhead <ying@tig.foundation>
Date: Mon, 6 Oct 2025 12:17:01 +0100
Subject: [PATCH] Add missing serde dependency.

---
 Cargo.lock                                     | 1 +
 tig-algorithms/Cargo.toml                      | 1 +
 tig-algorithms/src/knapsack/template.rs        | 6 +++---
 tig-algorithms/src/vehicle_routing/template.rs | 6 +++---
 4 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index bf1cb79..7adfe68 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2039,6 +2039,7 @@ dependencies = [
  "cudarc",
  "ndarray",
  "rand",
+ "serde",
  "serde_json",
  "tig-challenges",
 ]
diff --git a/tig-algorithms/Cargo.toml b/tig-algorithms/Cargo.toml
index 4939d6d..bc79f09 100644
--- a/tig-algorithms/Cargo.toml
+++ b/tig-algorithms/Cargo.toml
@@ -17,6 +17,7 @@ rand = { version = "0.8.5", default-features = false, features = [
     "std_rng",
     "small_rng",
 ] }
+serde = { version = "1.0.196", features = ["derive"] }
 serde_json = { version = "1.0.113" }
 tig-challenges = { path = "../tig-challenges", features = [
     "hide_verification",
diff --git a/tig-algorithms/src/knapsack/template.rs b/tig-algorithms/src/knapsack/template.rs
index b8b4c6b..e26c479 100644
--- a/tig-algorithms/src/knapsack/template.rs
+++ b/tig-algorithms/src/knapsack/template.rs
@@ -16,13 +16,13 @@ pub fn solve_challenge(
     save_solution: &dyn Fn(&Solution) -> Result<()>,
     hyperparameters: &Option<Map<String, Value>>,
 ) -> Result<()> {
-    // If you need random numbers, recommend using SmallRng with instance.seed:
+    // If you need random numbers, recommend using SmallRng with challenge.seed:
     // use rand::{rngs::SmallRng, Rng, SeedableRng};
-    // let mut rng = SmallRng::from_seed(instance.seed);
+    // let mut rng = SmallRng::from_seed(challenge.seed);
 
     // If you need HashMap or HashSet, make sure to use a deterministic hasher for consistent runtime_signature:
     // use crate::{seeded_hasher, HashMap, HashSet};
-    // let hasher = seeded_hasher(&instance.seed);
+    // let hasher = seeded_hasher(&challenge.seed);
     // let map = HashMap::with_hasher(hasher);
 
     // Support hyperparameters if needed:
diff --git a/tig-algorithms/src/vehicle_routing/template.rs b/tig-algorithms/src/vehicle_routing/template.rs
index f85d908..252c8a2 100644
--- a/tig-algorithms/src/vehicle_routing/template.rs
+++ b/tig-algorithms/src/vehicle_routing/template.rs
@@ -16,13 +16,13 @@ pub fn solve_challenge(
     save_solution: &dyn Fn(&Solution) -> Result<()>,
     hyperparameters: &Option<Map<String, Value>>,
 ) -> Result<()> {
-    // If you need random numbers, recommend using SmallRng with instance.seed:
+    // If you need random numbers, recommend using SmallRng with challenge.seed:
     // use rand::{rngs::SmallRng, Rng, SeedableRng};
-    // let mut rng = SmallRng::from_seed(instance.seed);
+    // let mut rng = SmallRng::from_seed(challenge.seed);
 
     // If you need HashMap or HashSet, make sure to use a deterministic hasher for consistent runtime_signature:
     // use crate::{seeded_hasher, HashMap, HashSet};
-    // let hasher = seeded_hasher(&instance.seed);
+    // let hasher = seeded_hasher(&challenge.seed);
     // let map = HashMap::with_hasher(hasher);
 
     // Support hyperparameters if needed: