fix: use local date for call boundary checks

src/components/schedule/EditableDateCell.tsx

@@ -1,5 +1,6 @@
 import React, { useState } from 'react';
 import { parseLocalDate, parseShortDate } from './forkDateCalculator';
+import { formatISODate } from '../../utils/date';
 
 export interface EditableDateCellProps {
   fork: string;
@@ -52,7 +53,7 @@ const EditableDateCell: React.FC<EditableDateCellProps> = ({
   const toInputFormat = (dateStr: string): string => {
     const parsed = parseShortDate(dateStr);
     if (!parsed) return '';
-    return parsed.toISOString().split('T')[0];
+    return formatISODate(parsed);
   };
 
   // Convert "YYYY-MM-DD" to "MMM DD, YYYY" for display

src/data/calls.ts

@@ -1,4 +1,5 @@
 import generatedCalls from './protocol-calls.generated.json';
+import { formatISODate } from '../utils/date';
 
 export type CallType = 'acdc' | 'acde' | 'acdt' | 'epbs' | 'bal' | 'focil' | 'price' | 'tli' | 'pqts' | 'rpc' | 'zkevm' | 'etm' | 'awd' | 'pqi' | 'fcr';
 
@@ -53,7 +54,7 @@ export const eipCallTypes: Record<number, CallType> = {
 
 // Get previous and next calls for a given type
 export const getCallNavigation = (type: string): { previous: Call | null; next: Call | null } => {
-  const today = new Date().toISOString().split('T')[0];
+  const today = formatISODate(new Date());
   const calls = protocolCalls
     .filter(c => c.type === type)
     .sort((a, b) => a.date.localeCompare(b.date));
@@ -65,4 +66,4 @@ export const getCallNavigation = (type: string): { previous: Call | null; next:
     previous: pastCalls.length > 0 ? pastCalls[pastCalls.length - 1] : null,
     next: futureCalls.length > 0 ? futureCalls[0] : null,
   };
-};
+};

src/hooks/usePrioritizationData.ts

@@ -2,6 +2,7 @@ import { useMemo } from 'react';
 import { PrioritizationData, EipAggregateStance } from '../types/prioritization';
 import { eipsData } from '../data/eips';
 import { calculateEipAggregate } from '../utils/prioritization';
+import { formatISODate } from '../utils/date';
 
 // Import the JSON data directly
 import glamsterdamData from '../data/prioritization/glamsterdam.json';
@@ -25,7 +26,7 @@ export function usePrioritizationData(fork: string = 'glamsterdam'): UsePrioriti
     // Return empty data for unsupported forks
     return {
       fork,
-      lastUpdated: new Date().toISOString().split('T')[0],
+      lastUpdated: formatISODate(new Date()),
       eips: [],
     };
   }, [fork]);

src/utils/github.ts

@@ -1,4 +1,5 @@
 import { protocolCalls, type CallType } from '../data/calls';
+import { formatISODate } from './date';
 
 export interface UpcomingCall {
   type: CallType;
@@ -258,7 +259,7 @@ export async function fetchUpcomingCalls(): Promise<UpcomingCall[]> {
 
     const issues: GitHubIssue[] = await response.json();
     const parsedCalls: Omit<UpcomingCall, 'youtubeUrl'>[] = [];
-    const today = new Date().toISOString().split('T')[0];
+    const today = formatISODate(new Date());
 
     // Create a set of completed call identifiers (type + number)
     const completedCallIds = new Set(