rename envoyfilter => arch (#91)

* rename envoyfilter => arch

* fix more files

* more fixes

* more renames

envoyfilter/katanemo-config.yaml

@@ -1,37 +0,0 @@
-default_prompt_endpoint: "127.0.0.1"
-load_balancing: "round_robin"
-timeout_ms: 5000
-
-llm_providers:
-
-  - name: "open-ai-gpt-4"
-    api_key: "$OPEN_AI_API_KEY"
-    model: gpt-4
-
-prompt_targets:
-
-  - type: context_resolver
-    name: weather_forecast
-    few_shot_examples:
-      - what is the weather in New York?
-      - how is the weather in San Francisco?
-      - what is the forecast in Chicago?
-    entities:
-      - name: city
-        required: true
-      - name: days
-    endpoint:
-      cluster: weatherhost
-      path: /weather
-    system_prompt: |
-      You are a helpful weather forecaster. Use weater data that is provided to you. Please following following guidelines when responding to user queries:
-      - Use farenheight for temperature
-      - Use miles per hour for wind speed
-
-#TODO: add support for adding custom clusters e.g.
-    #  clusters:
-    #     qdrant:
-    #       options:
-    #         - address: "qdrant"
-    #         - address: "weatherhost"
-    #         - port: 6333