More debug features, update README, new makefile

README.md

@@ -17,7 +17,44 @@ Now that Ground's features have mostly been finalised, this interpreter can be b
 
 *so far, only tested on Linux, but hopefully should work on other platforms as well 
 
-Progress marker:
+## Building
+
+To build, make sure Make is installed. Then, run:
+
+```bash
+make
+```
+
+Ground can also be embedded as a library in other programs. Run this code to generate library files:
+```bash
+make library
+```
+
+File structure of the build directory:
+```
+build
+├── bin
+│   └── ground
+├── include
+│   └── groundvm.h
+├── lib
+│   └── libgroundvm.so
+└── obj
+    ├── exe_interface.o
+    ├── exe_interpreter.o
+    ├── exe_lexer.o
+    ├── exe_main.o
+    ├── exe_parser.o
+    ├── exe_types.o
+    ├── lib_interface.o
+    ├── lib_interpreter.o
+    ├── lib_lexer.o
+    ├── lib_parser.o
+    └── lib_types.o
+```
+
+
+## Progress marker
 
 - [x] Lexer
 - [x] Parser