feat: remove Suppliers and Orders pages and nav entries

CutList.Web/Components/Pages/Home.razor

@@ -7,7 +7,7 @@
 <p class="lead">1D Bin Packing Optimization for Material Cutting</p>
 
 <div class="row mt-4">
-    <div class="col-md-6 col-lg-3 mb-4">
+    <div class="col-md-6 col-lg-4 mb-4">
         <div class="card h-100">
             <div class="card-body">
                 <h5 class="card-title">Jobs</h5>
@@ -16,7 +16,7 @@
             </div>
         </div>
     </div>
-    <div class="col-md-6 col-lg-3 mb-4">
+    <div class="col-md-6 col-lg-4 mb-4">
         <div class="card h-100">
             <div class="card-body">
                 <h5 class="card-title">Materials</h5>
@@ -25,16 +25,7 @@
             </div>
         </div>
     </div>
-    <div class="col-md-6 col-lg-3 mb-4">
-        <div class="card h-100">
-            <div class="card-body">
-                <h5 class="card-title">Suppliers</h5>
-                <p class="card-text">Track suppliers and their available stock lengths for quick project setup.</p>
-                <a href="suppliers" class="btn btn-outline-primary">Manage Suppliers</a>
-            </div>
-        </div>
-    </div>
-    <div class="col-md-6 col-lg-3 mb-4">
+    <div class="col-md-6 col-lg-4 mb-4">
         <div class="card h-100">
             <div class="card-body">
                 <h5 class="card-title">Cutting Tools</h5>
@@ -50,9 +41,9 @@
 <h4>How It Works</h4>
 <ol>
     <li><strong>Set up materials</strong> - Define the shapes and sizes of materials you work with</li>
-    <li><strong>Add suppliers</strong> - Track which stock lengths are available from your suppliers</li>
+    <li><strong>Add stock</strong> - Record which stock lengths you have on hand</li>
     <li><strong>Create a job</strong> - Add the parts you need to cut with their lengths and quantities</li>
-    <li><strong>Add stock bins</strong> - Specify which stock lengths to cut from (import from supplier or add manually)</li>
+    <li><strong>Add stock bins</strong> - Specify which stock lengths to cut from</li>
     <li><strong>Optimize</strong> - Run the optimizer to find the best cutting pattern</li>
     <li><strong>Print report</strong> - Generate a printable cut list to take to the shop</li>
 </ol>