Add simple tmux install script

tmux/tmux.sh

@@ -0,0 +1,111 @@
+#!/usr/bin/env bash
+
+# --------------------------
+# 1. Install Tmux (Cross-Distro)
+# --------------------------
+if ! command -v tmux >/dev/null 2>&1; then
+    echo "tmux not found. Attempting to install..."
+    
+    if command -v apt-get >/dev/null 2>&1; then
+        sudo apt-get update && sudo apt-get install -y tmux
+    elif command -v dnf >/dev/null 2>&1; then
+        sudo dnf install -y tmux
+    elif command -v pacman >/dev/null 2>&1; then
+        sudo pacman -Sy --noconfirm tmux
+    elif command -v zypper >/dev/null 2>&1; then
+        sudo zypper install -y tmux
+    elif command -v yum >/dev/null 2>&1; then
+        sudo yum install -y tmux
+    elif command -v apk >/dev/null 2>&1; then
+        sudo apk add tmux
+    else
+        echo "Error: Could not detect package manager. Please install tmux manually."
+        exit 1
+    fi
+    echo "tmux installed successfully!"
+else
+    echo "tmux is already installed."
+fi
+
+# --------------------------
+# 2. Apply Configuration
+# --------------------------
+TMUX_CONF="$HOME/.tmux.conf"
+
+# Forcibly remove existing config without backing up
+rm -f "$TMUX_CONF"
+
+# Write the new configuration
+cat << 'EOF' > "$TMUX_CONF"
+# ==========================
+# Tmux Minimal Style Config
+# ==========================
+
+# --------------------------
+# Neovim / True Color Fixes
+# --------------------------
+# Use modern tmux term if available, fixes background bleeding
+set -g default-terminal "tmux-256color"
+
+# Force True Color (RGB/Tc) for ALL terminal emulators (* wildcard)
+set -ag terminal-overrides ",*:Tc"
+set -ag terminal-overrides ",*:RGB"
+
+# Pass through undercurl (squiggles) for Neovim
+set -as terminal-overrides ',*:Smulx=\E[4::%p1%dm'
+# Pass through colored underlines for Neovim
+set -as terminal-overrides ',*:Setulc=\E[58::2::%p1%{65536}%/%d::%p1%{256}%/%{255}%&%d::%p1%{255}%&%d%;m'
+
+# Fix Neovim ESC delay
+set -sg escape-time 10
+# Allow Neovim to detect when the terminal window gains/loses focus
+set -g focus-events on
+
+# --------------------------
+# Status Bar
+# --------------------------
+set -g status-style "bg=default,fg=default"
+set -g status-justify centre
+set -g status-position bottom
+
+# Left side: Session name
+set -g status-left-length 40
+set -g status-left "#[fg=green,bold][#S] #[default]"
+
+# Right side: Minimal time and date
+set -g status-right-length 40
+set -g status-right "#[fg=color244]%H:%M #[fg=color250]%d-%b"
+
+# --------------------------
+# Window Status
+# --------------------------
+# Inactive windows
+set -g window-status-format " #I:#W "
+set -g window-status-style "bg=default,fg=color244"
+
+# Active window (highlighted subtly)
+set -g window-status-current-format " #I:#W "
+set -g window-status-current-style "bg=default,fg=cyan,bold"
+
+# --------------------------
+# Pane Borders
+# --------------------------
+set -g pane-border-style "fg=color238"
+set -g pane-active-border-style "fg=cyan"
+
+# --------------------------
+# Quality of Life
+# --------------------------
+set -g mouse on
+set -g base-index 1
+setw -g pane-base-index 1
+set -g renumber-windows on
+EOF
+
+echo "Old configuration deleted and new configuration applied to $TMUX_CONF!"
+
+# Reload tmux if it is currently running
+if [ -n "$TMUX" ]; then
+    tmux source-file "$TMUX_CONF"
+    echo "Live tmux session reloaded with new styles."
+fi