add data download api

requirements.txt

@@ -0,0 +1,42 @@
+CacheControl==0.13.1
+cachetools==5.3.1
+certifi==2023.7.22
+cffi==1.15.1
+charset-normalizer==3.2.0
+cryptography==41.0.3
+et-xmlfile==1.1.0
+firebase-admin==6.2.0
+google-api-core==2.11.1
+google-api-python-client==2.97.0
+google-auth==2.22.0
+google-auth-httplib2==0.1.0
+google-cloud-core==2.3.3
+google-cloud-firestore==2.11.1
+google-cloud-storage==2.10.0
+google-crc32c==1.5.0
+google-resumable-media==2.5.0
+googleapis-common-protos==1.60.0
+grpcio==1.57.0
+grpcio-status==1.57.0
+httplib2==0.22.0
+idna==3.4
+msgpack==1.0.5
+numpy==1.25.2
+openpyxl==3.1.2
+pandas==2.0.3
+proto-plus==1.22.3
+protobuf==4.24.0
+pyasn1==0.5.0
+pyasn1-modules==0.3.0
+pycparser==2.21
+PyJWT==2.8.0
+pyparsing==3.1.1
+python-dateutil==2.8.2
+pytz==2023.3
+requests==2.31.0
+rsa==4.9
+six==1.16.0
+tzdata==2023.3
+uritemplate==4.1.1
+urllib3==1.26.16
+XlsxWriter==3.1.2