speed up breakout and build after main

scripts/build_mpos.sh

@@ -84,9 +84,6 @@ ln -sf ../../c_mpos "$codebasedir"/lvgl_micropython/ext_mod/c_mpos
 #echo "Applying lvgl_micropython i2c patch..."
 #patch -p0 --forward < "$codebasedir"/patches/i2c_ng.patch
 
-echo "Building breakout app..."
-"$codebasedir"/c_mpos/breakout/build.sh
-
 echo "Minifying and inlining HTML..."
 pushd "$codebasedir"/webrepl/
 python3 inline_minify_webrepl.py
@@ -181,3 +178,7 @@ else
 	echo "invalid target $target"
 fi
 
+# do this after the main build, which should have installed ~/.espressif/
+echo "Building breakout app..."
+"$codebasedir"/c_mpos/breakout/build.sh
+