Ethereum Virtual Machine Text to Transaction Environment (#187)

* EVM-text_to_transaction

* update structure

* Update README

---------

Co-authored-by: Jeremy Melvin <jeremy@openblocklabs.com>

environments/community/ethereum_virtual_machine/evm_config.py

@@ -0,0 +1,66 @@
+from typing import List
+
+from pydantic import Field
+from pydantic_settings import BaseSettings
+
+from atroposlib.envs.base import BaseEnvConfig
+
+
+class EVMEnvConfig(BaseEnvConfig, BaseSettings):
+    """Configuration for the EVM Environment"""
+
+    # Logging configuration
+    debug_logging: bool = Field(
+        default=False, description="Enable detailed debug logging"
+    )
+    suppress_base_env_logs: bool = Field(
+        default=True,
+        description="Suppress base environment INFO logs to reduce noise",
+    )
+
+    # Anvil configuration
+    anvil_config_path: str = Field(
+        "configs/token_transfers.yaml",
+        description="Path to Anvil configuration YAML file",
+    )
+    max_steps: int = Field(1, description="Only one step per transaction episode")
+    question_types: List[str] = Field(
+        default=[
+            "ETH transfer",
+            "ERC-20 transfer using 18 decimal token",
+            "ERC-20 transfer using a non-18 decimal token",
+        ],
+        description="Types of questions to generate for the agent",
+    )
+
+    # Question selection strategy configuration
+    weak_performance_threshold: float = Field(
+        default=0.9,
+        description="Performance threshold below which question types are considered weak (0.0-1.0)",
+    )
+    weak_area_focus_ratio: float = Field(
+        default=0.8,
+        description="Probability of focusing on weak areas vs strong areas (0.0-1.0)",
+    )
+
+    # LLM generation configuration for dynamic questions
+    question_generation_model: str = Field(
+        default="gpt-4o-mini",
+        description="Model to use for generating dynamic questions",
+    )
+    question_generation_temperature: float = Field(
+        default=0.6,
+        description="Temperature for question generation (0.0-2.0)",
+    )
+    question_generation_max_tokens: int = Field(
+        default=256,
+        description="Maximum tokens for question generation",
+    )
+    question_generation_n: int = Field(
+        default=3,
+        description="Number of responses to generate per question generation call",
+    )
+
+    class Config:
+        env_file = "configs/token_transfers.yaml"
+        env_file_encoding = "utf-8"