Add a tmux script for running A single command once

tmux-oneshot.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+# tmux-oneshot.sh
+# Run a single command in a tmux session
+
+SESSION=""
+ATTACH_SESSION=0
+
+while getopts "t:a" opt; do
+    case "$opt" in
+        t) SESSION="$OPTARG" ;;
+        a) ATTACH_SESSION=1 ;;
+        \?) echo "Usage: $0 [-t <session_name>] [-a] <command>" >&2
+             exit 1 ;;
+    esac
+done
+shift $((OPTIND-1))
+
+if [ $# -eq 0 ]; then
+    echo "Error: Command is required" >&2
+    echo "Usage: $0 [-t <session_name>] [-a] <command>" >&2
+    exit 1
+fi
+
+COMMAND="$*"
+
+# Use first word of command as session name if -t not provided
+if [ -z "$SESSION" ]; then
+    SESSION=$(echo "$COMMAND" | awk '{print $1}')
+fi
+
+# Create session if missing
+if ! tmux has-session -t $SESSION 2>/dev/null; then
+    echo "Creating tmux session: $SESSION"
+    tmux new-session -d -s $SESSION
+else
+    echo "Session $SESSION exists, reusing..."
+fi
+
+# Send command to session
+echo "Running command: $COMMAND"
+tmux send-keys -t $SESSION "$COMMAND" C-m
+
+if [ $ATTACH_SESSION -eq 1 ]; then
+    echo "Attaching to tmux session: $SESSION"
+    tmux attach -t $SESSION
+fi