added pip install requirements

code/app.py

@@ -62,7 +62,7 @@ def handle_event(request: GiteaRequest):
     runner_script = load_runner_script(path=runner_script_path)
     # determine pipeline to run
     if branch_name not in runner_script.pipelines.keys():
-        # run default
+        # get default pipeline
         if 'default' not in runner_script.pipelines.keys():
             raise HTTPException(
                 status_code=404,
@@ -70,15 +70,23 @@ def handle_event(request: GiteaRequest):
             )
         pipeline = runner_script.pipelines['default']
     else:
-        # run custom
+        # get custom pipeline
         pipeline = runner_script.pipelines[branch_name]
-    print(pipeline)
+    logging.info(f'running pipeline {pipeline.name}')
+    # TODO: create virtualenv?
+    # install requirements
+    assert pipeline.requirements is not None
+    requirements_path = local_repo_dir / pipeline.requirements
+    os.system(f'pip install -r {requirements_path}')
+    for cmd in pipeline.script:
+        print(cmd)
 
     # send response
     raise HTTPException(
         status_code=202,
         detail='received task'
     )
+# consider to include link to page that show progress
 
 if __name__ == '__main__':
     load_dotenv('dev.env')