feat(webstatement): tambah fitur pengiriman statement ke email

- Menambahkan kolom `email` dan `email_sent_at` pada tabel `print_statement_logs`.
- Menambah endpoint baru untuk mengirim statement via email (`/send-email`).
- Mengupdate form request untuk validasi email pada `PrintStatementRequest`.
- Menambah logika pengiriman email dengan menggunakan `Mailable` (`StatementEmail`).
- Memvalidasi ketersediaan file statement sebelum dikirimkan via email.
- Menambahkan tombol baru pada tampilan frontend untuk opsi `Send to Email`.
- Mengupdate file zip untuk pengiriman email ketika ada statement dalam rentang waktu.
- Refaktor dan perbaikan minor pada kode terkait check statement availability.
- Menyesuaikan title menu pada `module.json` dari "Periode Statement" ke "Create Periode" dan "Print Statement" ke "Statement".

Signed-off-by: Daeng Deni Mardaeni <ddeni05@gmail.com>

app/Mail/StatementEmail.php

@@ -0,0 +1,73 @@
+<?php
+
+    namespace Modules\Webstatement\Mail;
+
+    use Illuminate\Bus\Queueable;
+    use Illuminate\Mail\Mailable;
+    use Illuminate\Queue\SerializesModels;
+    use Modules\Webstatement\Models\PrintStatementLog;
+
+    class StatementEmail extends Mailable
+    {
+        use Queueable, SerializesModels;
+
+        protected $statement;
+        protected $filePath;
+        protected $isZip;
+
+        /**
+         * Create a new message instance.
+         *
+         * @param PrintStatementLog $statement
+         * @param string            $filePath
+         * @param bool              $isZip
+         */
+        public function __construct(PrintStatementLog $statement, $filePath, $isZip = false)
+        {
+            $this->statement = $statement;
+            $this->filePath  = $filePath;
+            $this->isZip     = $isZip;
+        }
+
+        /**
+         * Build the message.
+         *
+         * @return $this
+         */
+        public function build()
+        {
+            $subject = 'Your Account Statement';
+
+            if ($this->statement->is_period_range) {
+                $subject .= " - {$this->statement->period_from} to {$this->statement->period_to}";
+            } else {
+                $subject .= " - {$this->statement->period_from}";
+            }
+
+            $email = $this->subject($subject)
+                          ->view('webstatement::statements.email')
+                          ->with([
+                              'statement'     => $this->statement,
+                              'accountNumber' => $this->statement->account_number,
+                              'periodFrom'    => $this->statement->period_from,
+                              'periodTo'      => $this->statement->period_to,
+                              'isRange'       => $this->statement->is_period_range,
+                          ]);
+
+            if ($this->isZip) {
+                $fileName = "{$this->statement->account_number}_{$this->statement->period_from}_to_{$this->statement->period_to}.zip";
+                $email->attach($this->filePath, [
+                    'as'   => $fileName,
+                    'mime' => 'application/zip',
+                ]);
+            } else {
+                $fileName = "{$this->statement->account_number}_{$this->statement->period_from}.pdf";
+                $email->attach($this->filePath, [
+                    'as'   => $fileName,
+                    'mime' => 'application/pdf',
+                ]);
+            }
+
+            return $email;
+        }
+    }