feat: Implement dynamic Oscar year selection

This commit introduces the ability to select and manage the active Oscar year. This change affects page titles, API requests, and data filtering across the application, ensuring that all views and statistics are relevant to the chosen year.

Co-authored-by: mathieumoran1 <[email protected]>

public/checklist.html

@@ -3,7 +3,7 @@
 <head>
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Pool Oscars 2026 - Checklist</title>
+  <title>Pool Oscars - Checklist</title>
   <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet">
   <link href="./css/app.css" rel="stylesheet">
   <style>
@@ -79,7 +79,7 @@
 <div class="container mt-5">
   <h2>Checklist</h2>
   <div id="watched-ratio" class="ratio"></div>
-  <h3 class="fs-6" style="margin-bottom: -1px;">Temps avant les Oscars (15 mars 2026) - <span id="time-left"></span></h3>
+  <h3 class="fs-6" style="margin-bottom: -1px;">Temps avant les Oscars (15 mars <span id="oscar-year">—</span>) - <span id="time-left"></span></h3>
   <h3 class="fs-6"><span id="movies-per-day"></span></h3>
   <div class="progress my-3">
     <div id="progress-bar" class="progress-bar" role="progressbar" style="width: 0%; background-color: red;" aria-valuenow="0" aria-valuemin="0" aria-valuemax="100"></div>