pin protobuf, revert other dependencies changes

Makefile

@@ -38,7 +38,7 @@ submodule:  ## retrieve public protospecs
 	git submodule update --init --recursive --remote
 
 clean: ## clean environment and generated code
-	@ rm -rf doublecloud/{clickhouse,kafka,network,transfer,v1,visualization} 
+	@ rm -rf doublecloud/{clickhouse,kafka,network,transfer,v1,visualization}
 	@ rm -rf venv
 
 generate: submodule venv ## generate code from specifications

buf.gen.yaml

@@ -1,8 +1,8 @@
 version: v1
 plugins:
-  - plugin: buf.build/protocolbuffers/python
+  - plugin: buf.build/protocolbuffers/python:v25.3
     out: ../.
-  - plugin: buf.build/grpc/python
+  - plugin: buf.build/grpc/python:v1.62.2
     out: ../.
-  - plugin: buf.build/protocolbuffers/pyi
+  - plugin: buf.build/protocolbuffers/pyi:v25.3
     out: ../.

requirements-dev.txt

@@ -2,10 +2,11 @@
 black
 flake8
 isort
+protobuf==4.25.3  # To ensure compatibility with released SDK
 pylint
 pytest
 python-semantic-release==7.34.6
 tox
 tox-gh-actions
-grpcio-tools==1.65.4
-wheel
+grpcio-tools
+wheel

setup.py

@@ -13,19 +13,18 @@
     author_email="support@double.cloud",
     license="Apache License 2.0",
     install_requires=[
-        "cryptography==43.0.0",
-        "grpcio==1.65.4",
-        "protobuf==5.27.3",
-        "grpcio-tools==1.65.4",
-        "googleapis-common-protos==1.63.2",
-        "pyjwt==2.9.0",
-        "requests==2.32.3",
-        "six==1.16.0",
+        "cryptography>=39.0.2",
+        "grpcio>=1.51.3",
+        "protobuf==4.25.3",
+        "grpcio-tools>=1.51.3",
+        "googleapis-common-protos>=1.58.0",
+        "pyjwt>=2.6.0",
+        "requests>=2.28.2",
+        "six>=1.16.0",
     ],
     classifiers=[
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",