Update uglyfeed.sh

works on fresh linux (Ubuntu 22) installs 

```
apt update && apt -y upgrade
apt install -y git python3-pip python-is-python3

git clone https://github.com/fabriziosalmi/UglyFeed.git
cd UglyFeed/

pip install -r requirements.txt
chmod +x uglyfeed.sh
./uglyfeed.sh
```

uglyfeed.sh

@@ -3,31 +3,67 @@
 # Script configuration (easily maintainable)
 scripts=(
     "main.py"
-    "llm_processor.py" # this will not work anymore, a proper solution is coming, in the meanwhile.. check examples below
+    "llm_processor.py"
     "json2rss.py"
     "serve.py"
 )
 logfile="uglyfeed.log"
+port=8000 # Adjust to the port that serve.py uses
 
 # Function to log messages with timestamps
 log_message() {
-    echo "[$(date +'%Y-%m-%d %H:%M:%S')] $1" >> "$logfile"
+    echo "[$(date +'%Y-%m-%d %H:%M:%S')] $1" | tee -a "$logfile"
 }
 
+# Function to check if a port is in use
+is_port_in_use() {
+    lsof -i:$1 > /dev/null
+    return $?
+}
+
+# Function to kill process using a specific port
+kill_process_on_port() {
+    fuser -k $1/tcp
+}
+
+# Create or truncate the log file at the start of execution
+: > "$logfile"
+
 # Start execution
 log_message "Script execution started"
 
 for script in "${scripts[@]}"; do
     log_message "Running $script..."
 
-    # Run script and redirect output/errors to log
-    python "$script" > >(tee -a "$logfile") 2>&1
-    exit_code=$?
-
-    if [ $exit_code -eq 0 ]; then
-        log_message "$script completed successfully"
+    if [ "$script" == "serve.py" ]; then
+        # Check if the port is already in use
+        if is_port_in_use $port; then
+            log_message "Port $port is in use. Attempting to kill the existing process."
+            kill_process_on_port $port
+            sleep 2  # Wait a bit to ensure the process is terminated
+        fi
+
+        # Run serve.py in the background and capture its output
+        python "$script" > >(tee -a "$logfile") 2>&1 &
+        pid=$!
+        log_message "$script started as background process with PID $pid"
+        log_message "Waiting for $script to initialize..."
+        sleep 5  # Adjust sleep time if needed to ensure serve.py has enough time to start
+        if ps -p $pid > /dev/null; then
+            log_message "$script is running"
+        else
+            log_message "ERROR: $script failed to start"
+        fi
     else
-        log_message "ERROR: $script failed with exit code $exit_code"
+        # Run other scripts and redirect output/errors to log
+        python "$script" > >(tee -a "$logfile") 2>&1
+        exit_code=$?
+
+        if [ $exit_code -eq 0 ]; then
+            log_message "$script completed successfully"
+        else
+            log_message "ERROR: $script failed with exit code $exit_code"
+        fi
     fi
 done