Update API key configuration in config.yml.template to use environment variable syntax for improved flexibility and security. This change standardizes the way API keys are referenced across different models and services. (#273)

Co-authored-by: roshan.john <roshanjohn1460@gmail.com>

Author: roshatron2

config/config.yml.template

@@ -35,7 +35,7 @@ models:
   api_family: openai
   model_name: llama3.1:latest
   model_url: http://localhost:11434/v1
-  api_key: ${OPENAI_API_KEY:-ollama}
+  api_key: ${oc.env:OPENAI_API_KEY,ollama}
   model_params:
     temperature: 0.2
     max_tokens: 2000
@@ -47,7 +47,7 @@ models:
   api_family: openai
   model_name: nomic-embed-text:latest
   model_url: http://localhost:11434/v1
-  api_key: ${OPENAI_API_KEY:-ollama}
+  api_key: ${oc.env:OPENAI_API_KEY,ollama}
   embedding_dimensions: 768
   model_output: vector
 - name: openai-llm
@@ -57,7 +57,7 @@ models:
   api_family: openai
   model_name: gpt-4o-mini
   model_url: https://api.openai.com/v1
-  api_key: ${OPENAI_API_KEY:-}
+  api_key: ${oc.env:OPENAI_API_KEY,''}
   model_params:
     temperature: 0.2
     max_tokens: 2000
@@ -69,7 +69,7 @@ models:
   api_family: openai
   model_name: text-embedding-3-small
   model_url: https://api.openai.com/v1
-  api_key: ${OPENAI_API_KEY:-}
+  api_key: ${oc.env:OPENAI_API_KEY,''}
   embedding_dimensions: 1536
   model_output: vector
 - name: groq-llm
@@ -79,7 +79,7 @@ models:
   api_family: openai
   model_name: llama-3.1-70b-versatile
   model_url: https://api.groq.com/openai/v1
-  api_key: ${GROQ_API_KEY:-}
+  api_key: ${oc.env:GROQ_API_KEY,''}
   model_params:
     temperature: 0.2
     max_tokens: 2000
@@ -89,17 +89,17 @@ models:
   model_type: vector_store
   model_provider: qdrant
   api_family: qdrant
-  model_url: http://${QDRANT_BASE_URL:-qdrant}:${QDRANT_PORT:-6333}
+  model_url: http://${oc.env:QDRANT_BASE_URL,qdrant}:${oc.env:QDRANT_PORT,6333}
   model_params:
-    host: ${QDRANT_BASE_URL:-qdrant}
-    port: ${QDRANT_PORT:-6333}
+    host: ${oc.env:QDRANT_BASE_URL,qdrant}
+    port: ${oc.env:QDRANT_PORT,6333}
     collection_name: omi_memories
 - name: stt-parakeet-batch
   description: Parakeet NeMo ASR (batch)
   model_type: stt
   model_provider: parakeet
   api_family: http
-  model_url: http://${PARAKEET_ASR_URL:-172.17.0.1:8767}
+  model_url: http://${oc.env:PARAKEET_ASR_URL,172.17.0.1:8767}
   api_key: ''
   operations:
     stt_transcribe:
@@ -118,13 +118,13 @@ models:
   model_provider: deepgram
   api_family: http
   model_url: https://api.deepgram.com/v1
-  api_key: ${DEEPGRAM_API_KEY:-}
+  api_key: ${oc.env:DEEPGRAM_API_KEY,''}
   operations:
     stt_transcribe:
       method: POST
       path: /listen
       headers:
-        Authorization: Token ${DEEPGRAM_API_KEY:-}
+        Authorization: Token ${oc.env:DEEPGRAM_API_KEY,''}
         Content-Type: audio/raw
       query:
         model: nova-3