updated .env template with non sensitive configs

.env.template

@@ -1,25 +1,31 @@
 # Copy this file and modify. Do not save or commit the secrets!
 
 # Application Configuration
-DEBUG=false
+DEBUG=TRUE
 
 # Logging Configuration
 LOG_LEVEL=INFO
 LOG_FORMAT=text
 
 # APScheduler Configuration
-SCHEDULER_TIMEZONE="America/New_York"
+SCHEDULER_TIMEZONE=UTC
+
+# API Configuration
+API_HOST=0.0.0.0
+API_PORT=8000
 
 # Slack Configuration
 SLACK_BOT_TOKEN=🪙
+SLACK_SIGNING_SECRET=🔐
 SLACK_APP_TOKEN=🦥
+SLACK_USER_TOKEN=🦊
 
 # Vectorization Configuration
 EMBEDDING_MODEL=🌮
-VECTOR_DIMENSION=9001
-CHUNK_SIZE=42
-CHUNK_OVERLAP=37
-TOP_K_MATCHES=1
+VECTOR_DIMENSION=1536
+CHUNK_SIZE=1000
+CHUNK_OVERLAP=200
+TOP_K_MATCHES=5
 
 # MongoDB Configuration
 MONGODB_URI=mongodb+srv://username:[email protected]/database?retryWrites=true&w=majority
@@ -31,7 +37,7 @@ HF_API_TOKEN=🤗
 
 # OpenAI Configuration
 OPENAI_API_KEY=😐
-CHAT_MODEL=🙊
-MAX_TOKENS=42
-TEMPERATURE=0.5
+CHAT_MODEL=gpt-3.5-turbo
+MAX_TOKENS=150
+TEMPERATURE=0.8
 SYSTEM_PROMPT="You are a helpful teaching assistant for a data science class.\nBased on the students question, you will be given context retreived from class transcripts and materials to answer their question.\nYour responses should be:\n\n1. Accurate and based on the class content\n2. Clear and educational\n3. Concise but complete\nIf you're unsure about something, acknowledge it and suggest asking the professor."