Add environment configuration file, restructure tool imports, and enhance README setup instructions

.env.example

@@ -0,0 +1,49 @@
+# Hermes Agent Environment Configuration
+# Copy this file to .env and fill in your API keys
+# Get API keys from the URLs listed below
+
+# =============================================================================
+# REQUIRED API KEYS
+# =============================================================================
+
+# Anthropic API Key - Main agent model
+# Get at: https://console.anthropic.com/
+ANTHROPIC_API_KEY=
+
+# Firecrawl API Key - Web search, extract, and crawl
+# Get at: https://firecrawl.dev/
+FIRECRAWL_API_KEY=
+
+# Nous Research API Key - Vision analysis and multi-model reasoning
+# Get at: https://inference-api.nousresearch.com/
+NOUS_API_KEY=
+
+# Morph API Key - Terminal/command execution tools
+# Get at: https://morph.so/
+MORPH_API_KEY=
+
+# FAL.ai API Key - Image generation
+# Get at: https://fal.ai/
+FAL_KEY=
+
+# =============================================================================
+# OPTIONAL API KEYS
+# =============================================================================
+
+# OpenAI API Key - Optional, for enhanced Hecate features
+# Get at: https://platform.openai.com/
+OPENAI_API_KEY=
+
+# =============================================================================
+# OPTIONAL CONFIGURATION
+# =============================================================================
+
+# Terminal Tool Settings
+HECATE_VM_LIFETIME_SECONDS=300
+HECATE_DEFAULT_SNAPSHOT_ID=snapshot_p5294qxt
+
+# Debug Logging (set to "true" to enable, logs saved to ./logs/)
+WEB_TOOLS_DEBUG=false
+VISION_TOOLS_DEBUG=false
+MOA_TOOLS_DEBUG=false
+IMAGE_TOOLS_DEBUG=false