aichat 0.17.0

[BrewTestBot]

Created by brew bump

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Created with brew bump-formula-pr.

release notes

## Break Changing

always use stream unless set --no-stream explicitly (#415)
vertexai config changed: replace api_base with project_id/location

Self-Hosted Server
AIChat comes with a built-in lightweight web server:

Provide access to all LLMs using OpenAI format API
Host LLM playground/arena web applications

$ aichat --serve
Chat Completions API: http://127.0.0.1:8000/v1/chat/completions
LLM Playground:       http://127.0.0.1:8000/playground
LLM ARENA:            http://127.0.0.1:8000/arena

New Clients
bedrock, vertex-claude, cloudflare, groq, perplexity, replicate, deepseek, zhipuai, anyscale, deepinfra, fireworks, openrouter, octoai, together
New REPL Command
.prompt                  Create a temporary role using a prompt
.set max_output_tokens

> .prompt your are a js console

%%> Date.now()
1658333431437

.set max_output_tokens 4096

New CLI Options
--serve [<ADDRESS>]    Serve the LLM API and WebAPP
--prompt <PROMPT>      Use the system prompt

New Configuration Fields
# Set default top-p parameter
top_p: null
# Command that will be used to edit the current line buffer with ctrl+o
# if unset fallback to $EDITOR and $VISUAL
buffer_editor: null
New Features

add completion scripts (#411)
shell commands support revision
add .prompt repl command (#420)
customize model's max_output_tokens (#428)
builtin models can be overwritten by models config (#429)
serve all LLMs as OpenAI-compatible API (#431)
support customizing top_p parameter (#434)
run without config file by set AICHAT_CLIENT (#452)
add --prompt option (#454)
non-streaming returns tokens usage (#458)
.model repl completions show max tokens and price (#462)