updated README and added the pybind11

Signed-off-by: Peter Staar <taa@zurich.ibm.com>

README.md

@@ -1 +1,20 @@
-# docling-parse
+# docling-parse
+
+## Install
+
+To build the parse, simply run the following command in the root folder,
+
+```sh
+rm -rf build; cmake -B ./build; cd build; make
+```
+
+## Run
+
+In the build-folder, run 
+
+```
+./parse.exe <input-file>
+```
+
+If you dont have an input file, then a template input file will be printed on the terminal.
+

cmake/extlib_pybind11.cmake

@@ -0,0 +1,29 @@
+cmake_minimum_required(VERSION 3.5)
+
+message(STATUS "entering in extlib_pybind11.cmake")
+
+include(ExternalProject)
+include(CMakeParseArguments)
+
+set(PYBIND11_URL https://github.com/pybind/pybind11.git)
+set(PYBIND11_TAG v2.10.0)
+
+ExternalProject_Add(extlib_pybind11
+    PREFIX extlib_pybind11
+
+    GIT_REPOSITORY ${PYBIND11_URL}
+    GIT_TAG ${PYBIND11_TAG}
+
+    UPDATE_COMMAND ""
+    CONFIGURE_COMMAND ""
+
+    BUILD_COMMAND ""
+    BUILD_ALWAYS OFF
+
+    INSTALL_DIR     ${EXTERNALS_PREFIX_PATH}
+    INSTALL_COMMAND ${CMAKE_COMMAND} -E copy_directory <SOURCE_DIR>/include/ ${EXTERNALS_PREFIX_PATH}/include/
+    )
+
+add_library(pybind11 INTERFACE)
+add_custom_target(install_extlib_pybind11 DEPENDS extlib_pybind11)
+add_dependencies(pybind11 install_extlib_pybind11)