fix(install): prevent 404 text overwrite and add CLI flags

install.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-echo "Installing Satra..."
+echo "==> Installing Satra..."
 
 ARCH=$(uname -m)
 case $ARCH in
@@ -12,20 +12,53 @@ case $ARCH in
         TARGET_ARCH="aarch64"
         ;;
     *)
-        echo "Unsupported architecture: $ARCH"
+        echo "Error: Unsupported architecture: $ARCH"
         exit 1
         ;;
 esac
 
-BIN_DIR="$HOME/.local/bin"
+BIN_DIR="${CARGO_HOME:-$HOME/.local}/bin"
+[ -d "$HOME/.local/bin" ] && BIN_DIR="$HOME/.local/bin"
 mkdir -p "$BIN_DIR"
 
 URL="https://github.com/TattvaOrg/Satra/releases/latest/download/satra-$TARGET_ARCH-linux"
+TMP_BIN=$(mktemp)
+trap 'rm -f "$TMP_BIN"' EXIT
 
-echo "Downloading from $URL"
-curl -sSL "$URL" -o "$BIN_DIR/satra"
-chmod +x "$BIN_DIR/satra"
+echo "==> Downloading prebuilt binary from GitHub Releases..."
+if curl -sSfL "$URL" -o "$TMP_BIN" 2>/dev/null; then
+    # Verify file is an executable binary and not an error page
+    if file "$TMP_BIN" | grep -qE "ELF|executable"; then
+        mv "$TMP_BIN" "$BIN_DIR/satra"
+        chmod +x "$BIN_DIR/satra"
+        echo "✅ Installed successfully to $BIN_DIR/satra"
+    else
+        echo "Error: Downloaded file is not a valid binary."
+        exit 1
+    fi
+else
+    echo "Notice: Prebuilt release binary not found at $URL"
+    if command -v cargo >/dev/null 2>&1; then
+        echo "==> Compiling and installing from source using cargo..."
+        cargo install --git https://github.com/TattvaOrg/Satra.git --root "${BIN_DIR%/bin}"
+        echo "✅ Compiled and installed successfully via cargo to $BIN_DIR/satra"
+    else
+        echo "Error: Could not download prebuilt binary and 'cargo' is not installed."
+        echo "Please install Rust (https://rustup.rs) or check https://github.com/TattvaOrg/Satra/releases"
+        exit 1
+    fi
+fi
+
+# PATH guidance
+case ":$PATH:" in
+    *":$BIN_DIR:"*) ;;
+    *)
+        echo ""
+        echo "⚠️  Note: $BIN_DIR is not in your PATH."
+        echo "Add it to your shell configuration (e.g. ~/.bashrc or ~/.zshrc):"
+        echo "    export PATH=\"\$PATH:$BIN_DIR\""
+        ;;
+esac
 
-echo "✅ Installed successfully to $BIN_DIR/satra"
-echo "Make sure $BIN_DIR is in your PATH."
+echo ""
 echo "Run 'satra' to start the application."

src/main.rs

@@ -12,6 +12,27 @@ use ratatui::{backend::CrosstermBackend, Terminal};
 use std::{io, time::Duration};
 
 fn main() -> Result<(), io::Error> {
+    let args: Vec<String> = std::env::args().collect();
+    if args.len() > 1 {
+        match args[1].as_str() {
+            "-v" | "--version" => {
+                println!("satra {}", env!("CARGO_PKG_VERSION"));
+                return Ok(());
+            }
+            "-h" | "--help" => {
+                println!("Satra - A lightweight terminal-based process launcher and tracker");
+                println!();
+                println!("Usage: satra [OPTIONS]");
+                println!();
+                println!("Options:");
+                println!("  -h, --help       Print help information");
+                println!("  -v, --version    Print version information");
+                return Ok(());
+            }
+            _ => {}
+        }
+    }
+
     enable_raw_mode()?;
     let mut stdout = io::stdout();
     execute!(stdout, EnterAlternateScreen)?;