fix: resolve validation syntax error

Author: pari7maheshwari

lib/validations.test.ts

@@ -427,6 +427,18 @@ describe('streakParamsSchema — size fallback behavior', () => {
     }
   });
 
+  it('should fail when org contains invalid characters', () => {
+    const result = streakParamsSchema.safeParse({
+      user: 'octocat',
+      org: 'invalid_org_name_with_spaces',
+    });
+
+    expect(result.success).toBe(false);
+    if (!result.success) {
+      expect(result.error.flatten().fieldErrors.org?.[0]).toBe('Invalid organization name format');
+    }
+  });
+
   it('should keep org undefined when omitted', () => {
     const result = streakParamsSchema.safeParse({
       user: 'octocat',

lib/validations.ts

@@ -183,14 +183,11 @@ export const streakParamsSchema = z.object({
   repo: z.string().optional(),
   org: z
     .string()
-    .optional()
-    .refine(
-      (val) => {
-        if (!val) return true;
-        return /^[a-zA-Z0-9](?:[a-zA-Z0-9]|-(?=[a-zA-Z0-9]))*$/.test(val);
-      },
-      { message: 'Invalid organization name format' }
-    ),
+    .max(39, { message: 'Organization name cannot exceed 39 characters' })
+    .regex(/^[a-zA-Z0-9](?:[a-zA-Z0-9]|-(?=[a-zA-Z0-9]))*$/, {
+      message: 'Invalid organization name format',
+    })
+    .optional(),
   labels: z.string().optional().transform(toBooleanFlag),
   labelColor: z
     .string()