feat(planning): implement constraint-first leave planner

src/i18n/en.json

@@ -9,10 +9,22 @@
 		"calculate": "Calculate",
 		"remainingDaysWarning": "{count} vacation day{plural} not placed:",
 		"remainingDaysManualPlace": "Please place them manually.",
+		"deleteEntry": "Delete entry",
 		"chooseDate": "Choose a date",
+		"availableDate": "Available from",
 		"daySuffix": "day",
 		"daysSuffix": "days",
-		"expires": "exp."
+		"expires": "exp.",
+		"remainingClassification": {
+			"unavoidableExpiry": "Unavoidable expiry",
+			"atRisk": "At risk",
+			"deferred": "Deferred"
+		},
+		"remainingReason": {
+			"unavoidableExpiry": "expired before the horizon",
+			"atRisk": "expires within the horizon",
+			"deferred": "available after the horizon"
+		}
 	},
 	"dayTypes": {
 		"weekend": "Weekend",
@@ -37,6 +49,7 @@
 		"ifThenTemplate": "If a holiday falls on a <strong>{day}</strong>, place <strong>{placeDays}</strong> day(s) <strong>{placeType}</strong> <strong>{placement}</strong> and get <strong>{rewardDays}</strong> day(s) <strong>{rewardType}</strong> as a bonus.",
 		"timeWindowTemplate": "Place <strong>{placeDays}</strong> day(s) <strong>{placeType}</strong> between <strong>{startDate}</strong> and <strong>{endDate}</strong>.",
 		"editRule": "Edit rule",
+		"deleteRule": "Delete rule",
 		"addRule": "Add a rule",
 		"place": "Place",
 		"ruleName": "Rule name",
@@ -45,6 +58,9 @@
 		"type": "Type",
 		"position": "Position",
 		"getBonus": "Get as bonus",
+		"force": "Rule force",
+		"obligation": "Obligation",
+		"preference": "Preference",
 		"startDate": "Start date",
 		"endDate": "End date",
 		"cancel": "Cancel",
@@ -71,6 +87,20 @@
 			"auto": "Auto (Best choice)"
 		}
 	},
+	"planning": {
+		"invalidInput": "The planning input is invalid.",
+		"conflict": "The obligations cannot be satisfied together.",
+		"incomplete": "Calculation stopped before all quality stages completed.",
+		"error": "The planner encountered an unexpected error.",
+		"complete": "Plan calculated."
+	},
+	"benchmark": {
+		"title": "Leave planner benchmark",
+		"instructions": "Run the five fixed scenarios and copy the resulting report.",
+		"run": "Run benchmark",
+		"running": "Running…",
+		"copy": "Copy report"
+	},
 	"loading": "Calculating...",
 	"weekdaysShort": ["M", "T", "W", "T", "F", "S", "S"]
 }