Merge pull request 'fix: suppress non-ReCKoning projects during endgame (#128, #130)' (#189) from fix/endgame-project-suppression-v2 into main

- Add isEndgame() helper to detect endgame conditions
- Skip non-ReCKoning project activation in checkProjects() during endgame
- Filter out non-ReCKoning projects in renderProjects() during endgame

Closes #128, closes #130

js/engine.js

@@ -111,6 +111,15 @@ function updateRates() {
 }
 
 // === CORE FUNCTIONS ===
+
+/**
+ * Check if player has reached the ReCKoning endgame.
+ * Conditions: totalRescues >= 100000, pactFlag === 1, harmony > 50
+ */
+function isEndgame() {
+    return G.totalRescues >= 100000 && G.pactFlag === 1 && G.harmony > 50;
+}
+
 /**
  * Main game loop tick, called every 100ms.
  */
@@ -337,6 +346,11 @@ function checkMilestones() {
 function checkProjects() {
     // Check for new project triggers
     for (const pDef of PDEFS) {
+        // Skip non-ReCKoning projects during endgame
+        if (isEndgame() && !pDef.id.startsWith('p_reckoning_')) {
+            continue;
+        }
+        
         const alreadyPurchased = G.completedProjects && G.completedProjects.includes(pDef.id);
         if (!alreadyPurchased && !G.activeProjects) G.activeProjects = [];
 
@@ -1173,7 +1187,12 @@ function renderProjects() {
 
     // Show available projects
     if (G.activeProjects) {
-        for (const id of G.activeProjects) {
+        // Filter out non-ReCKoning projects during endgame
+        const projectsToShow = isEndgame() 
+            ? G.activeProjects.filter(id => id.startsWith('p_reckoning_'))
+            : G.activeProjects;
+        
+        for (const id of projectsToShow) {
             const pDef = PDEFS.find(p => p.id === id);
             if (!pDef) continue;