Deperately trying to figure out angular

backend/app.py

@@ -0,0 +1,94 @@
+from flask import Flask, render_template, request, jsonify
+import meshtastic
+from MeshtasticLogger import MeshtasticLogger
+from CommandHandler import CommandHandler
+import os
+
+# -------------------------------
+#   Initialize data and objects
+# -------------------------------
+messages = []
+app = Flask(__name__)
+interface = meshtastic.serial_interface.SerialInterface()
+log_path = "logs/mesh_logs.log"
+
+try:
+    with open(log_path, 'r') as file:
+        for line in file:
+            messages.append(line)
+except FileNotFoundError:
+    # make the log directory if it isn't already there
+    with open(log_path, "w") as file:
+        file.write("Begin logs")
+
+def web_print(message: str):
+    with app.app_context():
+        print(message)
+        messages.append(message)
+        get_messages()
+
+command_handler: CommandHandler = CommandHandler(web_print)
+logger = MeshtasticLogger(interface, "logs/mesh_logs.log", channel=1, message_received_callback=web_print)
+
+# -------------------------
+# Command Callback Handlers
+# -------------------------
+def help_response(args: list[str]):
+    return "Commands:\nhelp - show this message\clear - clear the text log\nsend <text> - sends text to all channels\nchannel <number> - sets the current channel (0-7)\n"
+
+def channel_response(args: list[str]):
+    if len(args) < 1:
+        return f"Current channel number: {logger.channel}"
+    channel: int = int(args[0])
+    if channel > 7 or channel < 0:
+        return "Channel must be between 0 and 7"
+
+    try:
+        logger.channel = channel
+    except Exception as e:
+        return e
+    
+    return f"Channel set to {channel}"
+
+def send_response(args: list[str]):
+    if len(args) == 0:
+        return "Please provide text to send"
+    
+    command = ""
+    for arg in args:
+        command += arg + " "
+        
+    command = command[:-1] # remove the trailing space
+    
+    logger.send(command)
+    return_message = f"Sent: {command}"
+    return return_message
+
+def clear_response(args):
+    messages.clear()
+    return None
+
+# register callbacks
+command_handler.register_callback("clear", clear_response)
+command_handler.register_callback("help", help_response)
+command_handler.register_callback("channel", channel_response)
+command_handler.register_callback("send", send_response)
+
+# -----------------------
+# Flask Callback Handlers
+# -----------------------
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+@app.route('/send', methods=['POST'])
+def send():
+    data = request.json
+    message = data.get("message", "")
+    command_handler.parse_command(message)
+    return jsonify({"messages": messages})
+
+@app.route('/messages', methods=['GET'])
+def get_messages():
+    return jsonify({"messages": messages})
+