added build script

build.sh

@@ -1 +1,17 @@
+# Build Sloth
 cargo build --features=llvm-sys/prefer-dynamic
+
+# Compile standard library
+./target/debug/sloth std/stdio.sloth
+mv output.o stdio.o
+./target/debug/sloth std/stdlib.sloth
+mv output.o stdlib.io
+./target/debug/sloth std/stdmath.sloth
+mv output.o stdmath.o
+
+# Compile user program
+./target/debug/sloth "$1"
+mv output.o main.o
+
+# Generate binary
+gcc stdio.o std/stdio.c stdlib.o std/stdlib.c stdmath.o std/stdmath.c main.o -o program