feat: Use ubuntu as base for container images, drop deprecated ggml-transformers backends (#1689)

* cleanup backends

* switch image to ubuntu 22.04

* adapt commands for ubuntu

* transformers cleanup

* no contrib on ubuntu

* Change test model to gguf

* ci: disable bark tests (too cpu-intensive)

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* cleanup

* refinements

* use intel base image

* Makefile: Add docker targets

* Change test model

---------

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

tests/models_fixtures/config.yaml

@@ -4,7 +4,7 @@
     top_p: 80
     top_k: 0.9
     temperature: 0.1
-  context_size: 10
+  context_size: 200
   stopwords:
   - "HUMAN:"
   - "### Response:"
@@ -20,7 +20,7 @@
     top_k: 0.9
     temperature: 0.1
     model: testmodel
-  context_size: 10
+  context_size: 200
   stopwords:
   - "HUMAN:"
   - "### Response:"

tests/models_fixtures/gpt4.yaml

@@ -4,7 +4,7 @@ parameters:
   top_p: 80
   top_k: 0.9
   temperature: 0.1
-context_size: 10
+context_size: 200
 stopwords:
 - "HUMAN:"
 - "### Response:"

tests/models_fixtures/gpt4_2.yaml

@@ -4,7 +4,7 @@ parameters:
   top_p: 80
   top_k: 0.9
   temperature: 0.1
-context_size: 10
+context_size: 200
 stopwords:
 - "HUMAN:"
 - "### Response:"