Remove unused graph file and packages

graph.py

@@ -1,36 +0,0 @@
-import pygal
-from pygal.style import Style
-
-custom_style = Style(
-    background='transparent',
-    plot_background='transparent',
-    foreground='#53E89B',
-    foreground_strong='#53A0E8',
-    foreground_subtle='#630C0D',
-    opacity='.6',
-    opacity_hover='.9',
-    transition='400ms ease-in',
-    colors=('#E853A0', '#E8537A', '#E95355', '#E87653', '#E89B53'))
-
-
-def generate_graph(x_labels, data, style=custom_style):
-    """
-    Generate SVG line graph using pygal
-    example usage: generate_graph([1,2,3], [("RPM", [1,2,3]),("Power", [2,4,6])]) 
-    """
-    graph = pygal.Line(show_y_guides=False,
-                       show_legend=False, style=style)
-    graph.x_labels = x_labels
-
-    for title, values in data:
-        graph.add(title, values)
-    graph_data = graph.render_data_uri()
-    return graph_data
-
-
-def generate_sparkline_graph(data, style=custom_style):
-    chart = pygal.Line(show_y_guides=False,
-                       show_legend=False, style=style)
-    chart.add('', data)
-
-    return chart.render_sparkline(disable_xml_declaration=True)

requirements.txt

@@ -5,8 +5,6 @@ jinja-partials==0.1.1
 psycopg2-binary==2.9.3
 flask-htmx==0.2.0
 python-dateutil==2.8.2
-minify-html==0.10.3
 bidict==0.22.1
-pygal==3.0.0
 Flask-SQLAlchemy==3.0.3
 matplotlib==3.5.2