feat: Add street address to locations

Adds a street_address column to the locations table and updates the LocationSearch component to capture, store, and display full street addresses. This includes database migration, interface updates, and formatter logic.

src/lib/locationFormatter.ts

@@ -0,0 +1,64 @@
+/**
+ * Location Formatting Utilities
+ * 
+ * Centralized utilities for formatting location data consistently across the app.
+ */
+
+export interface LocationData {
+  street_address?: string | null;
+  city?: string | null;
+  state_province?: string | null;
+  country?: string | null;
+  postal_code?: string | null;
+}
+
+/**
+ * Format location for display
+ * @param location - Location data object
+ * @param includeStreet - Whether to include street address in the output
+ * @returns Formatted location string or null if no location data
+ */
+export function formatLocationDisplay(
+  location: LocationData | null | undefined, 
+  includeStreet: boolean = false
+): string | null {
+  if (!location) return null;
+
+  const parts: string[] = [];
+  
+  if (includeStreet && location.street_address) {
+    parts.push(location.street_address);
+  }
+  
+  if (location.city) {
+    parts.push(location.city);
+  }
+  
+  if (location.state_province) {
+    parts.push(location.state_province);
+  }
+  
+  if (location.country) {
+    parts.push(location.country);
+  }
+  
+  return parts.length > 0 ? parts.join(', ') : null;
+}
+
+/**
+ * Format full address including street
+ * @param location - Location data object
+ * @returns Formatted full address or null if no location data
+ */
+export function formatFullAddress(location: LocationData | null | undefined): string | null {
+  return formatLocationDisplay(location, true);
+}
+
+/**
+ * Format location without street address (city, state, country only)
+ * @param location - Location data object
+ * @returns Formatted location without street or null if no location data
+ */
+export function formatLocationShort(location: LocationData | null | undefined): string | null {
+  return formatLocationDisplay(location, false);
+}