Add config reader support

plexe/cli/README.md

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+# PLEXE CLI 

plexe/cli/model_config.py

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+"""
+Provides a way to read configurate file instead of hard code.
+WARNING: This file has not been intergrated with other files.
+"""
+
+from typing import Optional
+from plexe.model_builder import ModelBuilder
+from plexe.internal.common.provider import ProviderConfig
+
+import json
+from dataclasses import dataclass, fields
+
+
+@dataclass
+class ModelProviderJSONConfig:
+    default_provider: str
+    orchestrator_provider: Optional[str]
+    research_provider: Optional[str]
+    engineer_provider: Optional[str]
+    ops_provider: Optional[str]
+    tool_provider: Optional[str]
+
+
+@dataclass
+class ModelJSONConfig:
+    provider: ModelProviderJSONConfig
+    verbose: bool
+    distributed: bool
+    working_dir: Optional[str]
+
+
+class ModelConfigFactory:
+    def __init__(self, config_file: str = "./plexe.json"):
+        try:
+            data = None
+
+            with open(config_file, "r") as f:
+                data = json.load(f)
+
+            if not data or len(data) == 0:
+                raise Exception(f"Config Error: No data in {config_file}")
+
+            # now the data consist of something
+            model_provider = ModelProviderJSONConfig(**data["provider"])
+
+            # check model_provider
+            if model_provider.default_provider == "":
+                raise Exception("Config Error: Default provider must be provided")
+
+            for field in fields(ModelProviderJSONConfig):
+                if getattr(model_provider, field.name) is None:
+                    setattr(model_provider, field.name, model_provider.default_provider)
+
+            model_config = ModelJSONConfig(
+                provider=model_provider, **{k: v for k, v in data.items() if k != "provider"}
+            )
+
+            self.model_config = model_config
+        except Exception as e:
+            raise Exception(f"Parsing Config Error {e}")
+
+    def get_model_builder(self) -> ModelBuilder:
+        if self.model_config is None:
+            raise Exception("No config found")
+
+        model_provider = self.model_config.provider
+
+        _provider_config = ProviderConfig(
+            default_provider=model_provider.default_provider,
+            orchestrator_provider=model_provider.orchestrator_provider,
+            research_provider=model_provider.research_provider,
+            engineer_provider=model_provider.engineer_provider,
+            ops_provider=model_provider.ops_provider,
+            tool_provider=model_provider.tool_provider,
+        )
+
+        return ModelBuilder(
+            _provider_config, self.model_config.verbose, self.model_config.distributed, self.model_config.working_dir
+        )

plexe/cli/plexe.json

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+{
+  "provider": {
+    "default_provider": "openai/gpt-4o-mini",
+    "orchestrator_provider": "openai/gpt-4o-mini",
+    "research_provider": null,
+    "engineer_provider": "openai/gpt-4o-mini",
+    "ops_provider": null,
+    "tool_provider": "openai/gpt-4o-mini"
+  },
+  "verbose": true,
+  "distributed": false,
+  "working_dir": "/path/to/dir"
+}