Preparations for PDF rollout

Reviewed-by: tischrei <tino.schreiber@t-systems.com>
Co-authored-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-committed-by: Gode, Sebastian <sebastian.gode@t-systems.com>

otc_metadata/templates/conf.py.j2

@@ -119,6 +119,7 @@ html_title = "{{ title }}"
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
 html_static_path = ['_static']
+templates_path = ['_templates']
 
 # Do not include sources into the rendered results
 html_copy_source = False
@@ -138,3 +139,11 @@ repo = Repo(search_parent_directories=True)
 commit = repo.head.commit
 current_commit_hash = commit.hexsha
 current_commit_time = commit.committed_datetime.strftime('%Y-%m-%d %H:%M')
+
+latex_elements = {
+  'papersize': 'a4paper',
+  'pointsize': '12pt',
+  'figure_align': 'H',
+  'preamble': r'\newcommand{\githash}{' + current_commit_hash + '}',
+  'sphinxsetup': 'hmargin={15mm,15mm}, vmargin={20mm,30mm}, marginpar=10mm'
+}