integers added

lib/curriculum.ts

@@ -7,12 +7,12 @@ export interface Topic {
 }
 
 export interface Unit {
-  number: 1 | 2 | 3 | 4;
+  number: 1 | 2 | 3 | 4 | 5;
   slug: string;
   title: string;
   description: string;
   weeks: string;
-  color: "unit-1" | "unit-2" | "unit-3" | "unit-4";
+  color: "unit-1" | "unit-2" | "unit-3" | "unit-4" | "unit-5";
   topics: Topic[];
 }
 
@@ -176,6 +176,30 @@ export const curriculum: Unit[] = [
       },
     ],
   },
+  {
+    number: 5,
+    slug: "unit-5-integers",
+    title: "Integers",
+    description: "Add, subtract, multiply, divide integers and apply to real-world problems",
+    weeks: "Weeks 2-4",
+    color: "unit-5",
+    topics: [
+      {
+        slug: "add-subtract",
+        title: "Add and Subtract Integers",
+        shortTitle: "Add & Subtract",
+        week: 2,
+        description: "Use number lines and sign rules to add and subtract positive and negative numbers",
+      },
+      {
+        slug: "multiply-divide",
+        title: "Multiply and Divide Integers",
+        shortTitle: "Multiply & Divide",
+        week: 3,
+        description: "Sign rules for multiplication and division with real-world thermometer problems",
+      },
+    ],
+  },
 ];
 
 export function getUnit(slug: string): Unit | undefined {
@@ -187,12 +211,13 @@ export function getTopic(unitSlug: string, topicSlug: string): Topic | undefined
   return unit?.topics.find((t) => t.slug === topicSlug);
 }
 
-export function getUnitColor(unitNumber: 1 | 2 | 3 | 4): string {
+export function getUnitColor(unitNumber: 1 | 2 | 3 | 4 | 5): string {
   const colors = {
     1: "unit-1",
     2: "unit-2",
     3: "unit-3",
     4: "unit-4",
+    5: "unit-5",
   };
   return colors[unitNumber];
 }