Enhance README and refactor code structure for improved functionality

- Updated README.md with detailed project description, features, and installation instructions.
- Refactored functions.php to include configuration settings and improved database handling.
- Modified index.php for better user experience and added pagination controls.
- Introduced new utility functions for API handling and database interactions.
- Added CSS styles for improved layout and visibility of elements.
- Removed vault.csv as data is now managed through the database.
- Implemented FTP deployment workflow for automated deployment.
- Added exception handling classes for better error management.
- Created JavaScript functions for pagination of transaction records.

.github/workflows/ftp-deploy.yml

@@ -0,0 +1,32 @@
+on:
+  push:
+    branches:
+      - main
+
+name: 🚀 Deploy website via FTP
+
+jobs:
+  web-deploy:
+    name: 🎉 Deploy
+    runs-on: ubuntu-latest
+    if: ${{ !contains(github.event.head_commit.message, '#skipGA') }}
+
+    steps:
+    - name: 🚚 Get latest code
+      uses: actions/checkout@v4
+
+    - name: 📂 Sync files
+      uses: SamKirkland/FTP-Deploy-Action@v4.3.5
+      with:
+        # dry-run: true
+        server: ftpupload.net
+        port: 21
+        protocol: ftps
+        username: if0_38156084
+        password: ${{ secrets.ftp_password }}
+        server-dir: /solowebworks.com/htdocs/tvt/
+        exclude: |
+          **/.git*
+          **/.git*/**
+          **/data/**
+          README.md