feat(functions/aio): all-in-one images, function template enhancements (#1862)

* feat(startup): allow to specify models from local files

* feat(aio): add Dockerfile, make targets, aio profiles

* feat(template): add Function and LastMessage

* add hermes2-pro-mistral

* update hermes2 definition

* feat(template): add sprig

* feat(template): expose FunctionCall

* feat(aio): switch llm for text

aio/gpu-8g/image-gen.yaml

@@ -0,0 +1,22 @@
+name: dreamshaper
+parameters:
+  model: huggingface://Lykon/DreamShaper/DreamShaper_8_pruned.safetensors
+backend: diffusers
+step: 25
+f16: true
+cuda: true
+diffusers:
+  pipeline_type: StableDiffusionPipeline
+  cuda: true
+  enable_parameters: "negative_prompt,num_inference_steps"
+  scheduler_type: "k_dpmpp_2m"
+
+usage: |
+        curl http://localhost:8080/v1/images/generations \
+          -H "Content-Type: application/json" \
+          -d '{
+            "prompt": "<positive prompt>|<negative prompt>",
+            "model": "dreamshaper",
+            "step": 25,
+            "size": "512x512"
+          }'