added peopulation of field values based on most recent entry

src/baby_monitor/static/log-diaper.html

@@ -336,6 +336,25 @@
                     lastDiaperChange.child_id;
                 }
               }
+
+              // Prepopulate poop and pee fields from most recent entry
+              try {
+                const response = await fetch("/api/diaper-changes", {
+                  headers: { Authorization: `Bearer ${token}` },
+                });
+                if (response.ok) {
+                  const changes = await response.json();
+                  if (changes.length > 0) {
+                    const last = changes[0];
+                    document.getElementById("poopAmount").value = last.poop_amount || "";
+                    document.getElementById("poopColor").value = last.poop_color || "";
+                    document.getElementById("peeAmount").value = last.pee_amount || "";
+                    document.getElementById("peeColor").value = last.pee_color || "";
+                  }
+                }
+              } catch (error) {
+                // Ignore error, just use default
+              }
             }
           } else {
             showMessage("Failed to load children", "error");