compose vault health's category list trailing space instead of leaving a dead void below the 5 headers, matching vault list's end-of-content treatment

@@ -3,12 +3,15 @@33 import androidx.compose.foundation.Canvas44 import androidx.compose.foundation.border55 import androidx.compose.foundation.clickable6+import androidx.compose.foundation.layout.Arrangement67 import androidx.compose.foundation.layout.Box8+import androidx.compose.foundation.layout.BoxWithConstraints79 import androidx.compose.foundation.layout.Column810 import androidx.compose.foundation.layout.Row911 import androidx.compose.foundation.layout.Spacer1012 import androidx.compose.foundation.layout.fillMaxSize1113 import androidx.compose.foundation.layout.fillMaxWidth14+import androidx.compose.foundation.layout.heightIn1215 import androidx.compose.foundation.layout.padding1316 import androidx.compose.foundation.layout.size1417 import androidx.compose.foundation.layout.systemBarsPadding@@ -66,6 +69,10 @@6669 /** Local password-age threshold for the "Old" bucket: 365 days. */6770 private const val OLD_PASSWORD_MS = 365L * 24 * 60 * 60 * 10006871 72+/** Approximate on-screen heights used to size the health list's trailing footer. */73+private val HEALTH_HEADER_HEIGHT = 52.dp74+private val HEALTH_ENTRY_ROW_HEIGHT = 64.dp75+6976 @HiltViewModel7077 class VaultHealthViewModel @Inject constructor(7178     private val vault: VaultRepository,@@ -151,12 +158,29 @@151158             } else {152159                 val breachColor = peachColors.Breach153160                 val dimColor = peachColors.T2154-                LazyColumn(modifier = Modifier.weight(1f)) {155-                    healthSection("Breached", breached, breachColor, expanded, onEditEntry)156-                    healthSection("Reused", reused, Amber, expanded, onEditEntry)157-                    healthSection("Weak", weak, Amber, expanded, onEditEntry)158-                    healthSection("Old", old, dimColor, expanded, onEditEntry)159-                    healthSection("No passkey", noPasskey, dimColor, expanded, onEditEntry)161+                val buckets = listOf("Breached" to breached, "Reused" to reused, "Weak" to weak, "Old" to old, "No passkey" to noPasskey)162+                val expandedRowCount = buckets.sumOf { (title, bucket) -> if (expanded[title] == true) bucket.size else 0 }163+                BoxWithConstraints(Modifier.weight(1f).fillMaxWidth()) {164+                    // Five short category headers rarely fill the viewport on their165+                    // own — center a defined end treatment in whatever's left over166+                    // instead of trailing into dead space below the last header.167+                    val footerMinHeight = (maxHeight - HEALTH_HEADER_HEIGHT * buckets.size - HEALTH_ENTRY_ROW_HEIGHT * expandedRowCount)168+                        .coerceAtLeast(0.dp)169+                    LazyColumn(Modifier.fillMaxSize()) {170+                        healthSection("Breached", breached, breachColor, expanded, onEditEntry)171+                        healthSection("Reused", reused, Amber, expanded, onEditEntry)172+                        healthSection("Weak", weak, Amber, expanded, onEditEntry)173+                        healthSection("Old", old, dimColor, expanded, onEditEntry)174+                        healthSection("No passkey", noPasskey, dimColor, expanded, onEditEntry)175+                        item {176+                            Column(177+                                modifier = Modifier.fillMaxWidth().heightIn(min = footerMinHeight),178+                                verticalArrangement = Arrangement.Center,179+                            ) {180+                                PeachEmptyOrEndState(message = "That's every category.")181+                            }182+                        }183+                    }160184                 }161185             }162186         }