Add mistral 7b v0.2 (#626)

* Add mistral 7b v0.2

* Update .env.template

Co-authored-by: Victor Muštar <victor.mustar@gmail.com>

* Add feature to unlist a model (#625)

* Conditionally show the data sharing toggle (#624)

Closes #622

---------

Co-authored-by: Victor Muštar <victor.mustar@gmail.com>

.env.template

@@ -109,6 +109,36 @@ MODELS=`[
         "max_new_tokens": 1024,
         "stop": ["</s>"]
       },
+      "promptExamples": [
+        {
+          "title": "Write an email from bullet list",
+          "prompt": "As a restaurant owner, write a professional email to the supplier to get these products every week: \n\n- Wine (x10)\n- Eggs (x24)\n- Bread (x12)"
+        }, {
+          "title": "Code a snake game",
+          "prompt": "Code a basic snake game in python, give explanations for each step."
+        }, {
+          "title": "Assist in a task",
+          "prompt": "How do I make a delicious lemon cheesecake?"
+        }
+      ],
+      "unlisted": true
+    },
+        {
+      "name": "mistralai/Mistral-7B-Instruct-v0.2",
+      "displayName": "mistralai/Mistral-7B-Instruct-v0.2",
+      "description": "Mistral 7B is a new Apache 2.0 model, released by Mistral AI that outperforms Llama2 13B in benchmarks.",
+      "websiteUrl": "https://mistral.ai/news/announcing-mistral-7b/",
+      "preprompt": "",
+      "chatPromptTemplate" : "<s>{{#each messages}}{{#ifUser}}[INST] {{#if @first}}{{#if @root.preprompt}}{{@root.preprompt}}\n{{/if}}{{/if}}{{content}} [/INST]{{/ifUser}}{{#ifAssistant}}{{content}}</s>{{/ifAssistant}}{{/each}}",
+      "parameters": {
+        "temperature": 0.6,
+        "top_p": 0.95,
+        "repetition_penalty": 1.2,
+        "top_k": 50,
+        "truncate": 3072,
+        "max_new_tokens": 1024,
+        "stop": ["</s>"]
+      },
       "promptExamples": [
         {
           "title": "Write an email from bullet list",
@@ -183,7 +213,7 @@ MODELS=`[
 
 OLD_MODELS=`[{"name":"bigcode/starcoder"}, {"name":"OpenAssistant/oasst-sft-6-llama-30b-xor"}, {"name":"HuggingFaceH4/zephyr-7b-alpha"}]`
 
-TASK_MODEL='mistralai/Mistral-7B-Instruct-v0.1'
+TASK_MODEL='mistralai/Mistral-7B-Instruct-v0.2'
 
 
 APP_BASE="/chat"