firestore-palm-chatbot/extension.yaml

# Learn detailed information about the fields of an extension.yaml file in the docs:
# https://firebase.google.com/docs/extensions/alpha/ref-extension-yaml

name: firestore-palm-chatbot # Identifier for your extension
version: 0.1.10 # Follow semver versioning
specVersion: v1beta # Version of the Firebase Extensions specification

# Friendly display name for your extension (~3-5 words)
displayName: Chatbot with PaLM API

# Brief description of the task your extension performs (~1 sentence)
description: >-
  Deploys customizable chatbots using PaLM API and Firestore.

license: Apache-2.0 # https://spdx.org/licenses/

icon: icon.png

tags:
  [
    ai,
    palm,
    chatbot-api,
    generative-ai,
    text-ai,
    language-ai,
    large-language-models,
    llm,
    nlp,
    google-ai,
  ]

author:
  authorName: Google Cloud
  url: https://cloud.google.com/

contributors:
  - authorName: Invertase
    email: oss@invertase.io
    url: https://github.com/invertase

# Public URL for the source code of your extension
sourceUrl: https://github.com/GoogleCloudPlatform/firebase-extensions/tree/main/firestore-palm-chatbot
releaseNotesUrl: https://github.com/GoogleCloudPlatform/firebase-extensions/tree/main/firestore-palm-chatbot/CHANGELOG.md

# Specify whether a paid-tier billing plan is required to use your extension.
# Learn more in the docs: https://firebase.google.com/docs/extensions/alpha/ref-extension-yaml#billing-required-field
billingRequired: true

# In an `apis` field, list any Google APIs (like Cloud Translation, BigQuery, etc.)
# required for your extension to operate.
# Learn more in the docs: https://firebase.google.com/docs/extensions/alpha/ref-extension-yaml#apis-field

apis:
  - apiName: aiplatform.googleapis.com
    reason: For access to the PaLM API if this provider is chosen.

# In a `roles` field, list any IAM access roles required for your extension to operate.
# Learn more in the docs: https://firebase.google.com/docs/extensions/alpha/ref-extension-yaml#roles-field
roles:
  - role: datastore.user
    reason:
      Allows this extension to access Cloud Firestore to read and process added
      messages.
  - role: aiplatform.user
    reason:
      Allows this extension to access the PaLM API via Vertex AI if this
      provider is chosen.
# In the `resources` field, list each of your extension's functions, including the trigger for each function.
# Learn more in the docs: https://firebase.google.com/docs/extensions/alpha/ref-extension-yaml#resources-field
resources:
  - name: generateMessage
    type: firebaseextensions.v1beta.function
    description: >-
      Listens to Firestore data writes to generate conversations.
    properties:
      # LOCATION is a user-configured parameter value specified by the user during installation.
      location: ${LOCATION}
      # httpsTrigger is used for an HTTP triggered function.
      eventTrigger:
        eventType: providers/cloud.firestore/eventTypes/document.write
        resource: projects/${PROJECT_ID}/databases/(default)/documents/${COLLECTION_NAME}/{messageId}
      runtime: 'nodejs18'

# In the `params` field, set up your extension's user-configured parameters.
# Learn more in the docs: https://firebase.google.com/docs/extensions/alpha/ref-extension-yaml#params-field
params:
  - param: PALM_API_PROVIDER
    label: Palm API Provider
    description: >-
      There are two services which provide access to the PaLM API. Which would
      you like to use? If Vertex AI is selected, the service will be
      automatically enabled. If Generative Language is selected, you can provide
      an API key obtained through MakerSuite or your GCP console, or use
      Application Default Credentials if the Generative Language AI is enabled
      in your google cloud project.
    type: select
    options:
      - label: Vertex AI
        value: vertex
      - label: Generative Language AI for Developers
        value: generative
    required: true
    default: vertex
    immutable: false

  - param: API_KEY
    label: API Key (Generative Language AI for Developers Provider ONLY)
    description: >-
      If you selected Generative AI for Developers as your PaLM API provider,
      you can optionally choose to provide an API key. If you do not provide an
      API key, the extension will use Application Default Credentials, but will
      need the service enabled in GCP.
    type: secret
    required: false
    immutable: false

  - param: COLLECTION_NAME
    label: Collection Path
    description: >-
      Path to a Cloud Firestore collection which will represent a discussion
      with a LLM on the PaLM API.
    type: string
    validationRegex: '^[^/]+(/[^/]+/[^/]+)*$'
    validationErrorMessage: Must be a valid Cloud Firestore Collection
    example: users/{uid}/discussions/{discussionId}/messages
    required: true
    immutable: false

  - param: PROMPT_FIELD
    label: Prompt Field
    description: >-
      The field in the message document that contains the prompt.
    type: string
    default: prompt
    example: prompt
    required: true
    immutable: false

  - param: RESPONSE_FIELD
    label: Response Field
    description: >-
      The field in the message document into which to put the response.
    type: string
    default: response
    example: response
    required: true
    immutable: false

  - param: ORDER_FIELD
    label: Order Field
    description: >-
      The field by which to order when fetching conversation history. If absent
      when processing begins, the current timestamp will be written to this
      field. Sorting will be in descending order.
    type: string
    example: createTime
    required: false
    immutable: false

  - param: LOCATION
    label: Cloud Functions location
    description: >-
      Where do you want to deploy the functions created for this extension? For
      help selecting a location, refer to the [location selection
      guide](https://firebase.google.com/docs/functions/locations).
    type: select
    options:
      - label: Iowa (us-central1)
        value: us-central1
      - label: South Carolina (us-east1)
        value: us-east1
      - label: Northern Virginia (us-east4)
        value: us-east4
      - label: Los Angeles (us-west2)
        value: us-west2
      - label: Salt Lake City (us-west3)
        value: us-west3
      - label: Las Vegas (us-west4)
        value: us-west4
      - label: Warsaw (europe-central2)
        value: europe-central2
      - label: Belgium (europe-west1)
        value: europe-west1
      - label: London (europe-west2)
        value: europe-west2
      - label: Frankfurt (europe-west3)
        value: europe-west3
      - label: Zurich (europe-west6)
        value: europe-west6
      - label: Hong Kong (asia-east2)
        value: asia-east2
      - label: Tokyo (asia-northeast1)
        value: asia-northeast1
      - label: Osaka (asia-northeast2)
        value: asia-northeast2
      - label: Seoul (asia-northeast3)
        value: asia-northeast3
      - label: Mumbai (asia-south1)
        value: asia-south1
      - label: Jakarta (asia-southeast2)
        value: asia-southeast2
      - label: Montreal (northamerica-northeast1)
        value: northamerica-northeast1
      - label: Sao Paulo (southamerica-east1)
        value: southamerica-east1
      - label: Sydney (australia-southeast1)
        value: australia-southeast1
    required: true
    immutable: true

  - param: MODEL
    label: Language model
    description: >-
      Which language model do you want to use?
    type: select
    options:
      - label: chat-bison
        value: chat-bison
      - label: codechat-bison (Vertex Only)
        value: codechat-bison
    required: true
    immutable: false

  - param: CONTEXT
    label: Context
    description: >-
      Contextual preamble for the language model. A string giving context for
      the discussion.
    type: string
    required: false
    immutable: false

  - param: TEMPERATURE
    label: Temperature
    description: >-
      Controls the randomness of the output. Values can range over [0,1],
      inclusive. A value closer to 1 will produce responses that are more
      varied, while a value closer to 0 will typically result in less surprising
      responses from the model.
    type: string
    validationRegex: ^(?:0*(?:\.\d+)?|1(\.0*)?)$
    validationErrorMessage:
      Please specify a decimal representation of a number between 0 and 1.
    required: false
    immutable: false

  - param: TOP_P
    label: Nucleus sampling probability
    description: >-
      If specified, nucleus sampling will be used as the decoding strategy.
      Nucleus sampling considers the smallest set of tokens whose probability
      sum is at least a fixed value. Enter a value between 0 and 1.
    type: string
    validationRegex: ^(?:0*(?:\.\d+)?|1(\.0*)?)$
    validationErrorMessage:
      Please specify a decimal representation of a number between 0 and 1.
    required: false
    immutable: false

  - param: TOP_K
    label: Sampling strategy parameter
    description: >-
      If specified, top-k sampling will be used as the decoding strategy. Top-k
      sampling considers the set of topK most probable tokens.
    type: string
    validationRegex: ^[1-9][0-9]*
    validationErrorMessage: Please specify a positive integer.
    required: false
    immutable: false

  - param: CANDIDATE_COUNT
    label: Candidate count
    description: >-
      The default value is one. When set to an integer higher than one,
      additional candidate responses, up to the specified number, will be stored
      in Firestore under the 'candidates' field.
    type: string
    validationRegex: ^[1-9][0-9]*
    validationErrorMessage: Please specify a positive integer.
    default: 1
    required: false
    immutable: false

  - param: CANDIDATES_FIELD
    label: Candidates field
    description: >-
      The field in the message document into which to put the other candidate
      responses if the candidate count parameter is greater than one.
    type: string
    default: candidates
    required: false
    immutable: false

  - param: ENABLE_DISCUSSION_OPTION_OVERRIDES
    label: Enable per document overrides.
    description: >-
      If set to \"Yes\", discussion parameters may be overwritten by fields in
      the discussion collection.
    type: select
    options:
      - label: Yes
        value: yes
      - label: No
        value: no
    default: no
    required: true