fix: Add active election to database initialization for demo

e-voting-system/docker-compose.multinode.yml

@@ -20,6 +20,7 @@ services:
       - evoting_data:/var/lib/mysql
       - ./docker/init.sql:/docker-entrypoint-initdb.d/01-init.sql
       - ./docker/populate_past_elections.sql:/docker-entrypoint-initdb.d/02-populate.sql
+      - ./docker/create_active_election.sql:/docker-entrypoint-initdb.d/03-active.sql
     networks:
       - evoting_network
     healthcheck:

e-voting-system/docker-compose.yml

@@ -20,6 +20,7 @@ services:
       - evoting_data:/var/lib/mysql
       - ./docker/init.sql:/docker-entrypoint-initdb.d/01-init.sql
       - ./docker/populate_past_elections.sql:/docker-entrypoint-initdb.d/02-populate.sql
+      - ./docker/create_active_election.sql:/docker-entrypoint-initdb.d/03-active.sql
     networks:
       - evoting_network
     healthcheck:

e-voting-system/docker/create_active_election.sql

@@ -0,0 +1,32 @@
+-- ================================================================
+-- Create ONE active election for demo (current date/time)
+-- ================================================================
+
+-- Insert active election (now + 24 hours)
+INSERT INTO elections (name, description, start_date, end_date, elgamal_p, elgamal_g, is_active, results_published)
+VALUES (
+    'Election Présidentielle 2025 - Demo',
+    'Démonstration du système de vote en ligne avec blockchain',
+    NOW(),
+    DATE_ADD(NOW(), INTERVAL 24 HOUR),
+    23,
+    5,
+    TRUE,
+    FALSE
+);
+
+-- Get the election ID (should be 11 if 10 past elections exist)
+SET @election_id = LAST_INSERT_ID();
+
+-- Insert 3 candidates for the demo election
+INSERT INTO candidates (election_id, name, description, `order`)
+VALUES
+    (@election_id, 'Alice Dupont', 'Candidate A - Progressive', 1),
+    (@election_id, 'Bob Martin', 'Candidate B - Centrist', 2),
+    (@election_id, 'Claire Laurent', 'Candidate C - Conservative', 3);
+
+-- Confirmation
+SELECT CONCAT('✓ Active election created: ID=', @election_id) as status;
+SELECT COUNT(*) as total_elections FROM elections;
+SELECT * FROM elections WHERE id = @election_id;
+SELECT * FROM candidates WHERE election_id = @election_id;