Pops new script

//version=5
indicator("Pops TSLA Trend Overlay v2", overlay=true)

// EMAs
ema8 = ta.ema(close, 8)
ema21 = ta.ema(close, 21)
ema50 = ta.ema(close, 50)

plot(ema8, "EMA 8", color=color.blue)
plot(ema21, "EMA 21", color=color.orange)
plot(ema50, "EMA 50", color=color.green, linewidth=2)

// BB / Keltner Squeeze
basis = ta.sma(close, 20)
dev = ta.stdev(close, 20)
bbUpper = basis + dev * 2
bbLower = basis - dev * 2

kcUpper = basis + ta.atr(20) * 1.5
kcLower = basis - ta.atr(20) * 1.5

squeezeOn = (bbUpper < kcUpper) and (bbLower > kcLower)
bgcolor(squeezeOn ? color.new(color.yellow, 85) : na)