docs: Refresh the homepage and add some basic gallery support (#1051)

* docs: refresh the homepage

* docs: basic gallery support added

* homepage background image back to jpg

* docs: remove data file tracker, as it's soon to be removed

.github/scripts/update-file-progress.py

@@ -0,0 +1,35 @@
+import glob
+
+src_files = glob.glob("./goal_src/**/*.g[cs]", recursive=True)
+
+# Find how many of each have been started
+
+src_files_started = 0
+src_files_finished = 0
+data_files_started = 0
+
+for f in src_files:
+  with open(f, "r") as temp_file:
+    lines = temp_file.readlines()
+    line_count = len(lines)
+    if line_count > 7:
+      # Check to see if there are any TODOs
+      if any("TODO" in string for string in lines):
+        src_files_finished = src_files_finished + 1
+      else:
+        src_files_started = src_files_started + 1
+
+import json
+with open('./docs/gh-pages-proj/src/config/progress.json', 'r+', encoding='utf-8') as f:
+  data = {
+    'jak1': {
+      'fileProgress': {
+        'src_files_total': len(src_files),
+        'src_files_finished': src_files_finished,
+        'src_files_started': src_files_started
+      }
+    }
+  }
+  f.seek(0)
+  json.dump(data, f, ensure_ascii=False, indent=2)
+  f.truncate()