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feat: external knowledge bases (#1783)

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* Initial plan

* Add backend support for external knowledge bases

Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>

* Add frontend support for external knowledge bases with tabs UI

Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>

* Add i18n translations for all languages (Traditional Chinese and Japanese)

Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>

* Update knowledge base tab list styling to match plugins page

Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>

* perf: margin-top for kb page

* refactor: switch RetrievalResultEntry to langbot_plugin pkg ones

* feat: knowledge retriever listing and creating

* stash

* refactor: unify sync mechanism for polymorphic components

* feat: use unified retireval result struct in retrieval test page

* chore: remove unused methods

* feat: retriever icon displaying

* feat: localagent retrieval with external kbs

* chore: bump version of langbot-plugin to 0.2.0b1

* fix: i18n

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>
Co-authored-by: Junyan Qin <rockchinq@gmail.com>
This commit is contained in:
Copilot
2025-11-27 23:19:43 +08:00
committed by GitHub
parent 3c04eeaff9
commit a8481e43f0
33 changed files with 1924 additions and 161 deletions
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61
src/langbot/pkg/api/http/controller/groups/knowledge/external.py Normal file
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import quart
from ... import group
@group.group_class('external_knowledge_base', '/api/v1/knowledge/external-bases')
class ExternalKnowledgeBaseRouterGroup(group.RouterGroup):
async def initialize(self) -> None:
@self.route('/retrievers', methods=['GET'])
async def list_knowledge_retrievers() -> quart.Response:
"""List all available knowledge retrievers from plugins."""
retrievers = await self.ap.plugin_connector.list_knowledge_retrievers()
return self.success(data={'retrievers': retrievers})
@self.route('', methods=['POST', 'GET'])
async def handle_external_knowledge_bases() -> quart.Response:
if quart.request.method == 'GET':
external_kbs = await self.ap.external_kb_service.get_external_knowledge_bases()
return self.success(data={'bases': external_kbs})
elif quart.request.method == 'POST':
json_data = await quart.request.json
kb_uuid = await self.ap.external_kb_service.create_external_knowledge_base(json_data)
return self.success(data={'uuid': kb_uuid})
return self.http_status(405, -1, 'Method not allowed')
@self.route(
'/<kb_uuid>',
methods=['GET', 'DELETE', 'PUT'],
)
async def handle_specific_external_knowledge_base(kb_uuid: str) -> quart.Response:
if quart.request.method == 'GET':
external_kb = await self.ap.external_kb_service.get_external_knowledge_base(kb_uuid)
if external_kb is None:
return self.http_status(404, -1, 'external knowledge base not found')
return self.success(
data={
'base': external_kb,
}
)
elif quart.request.method == 'PUT':
json_data = await quart.request.json
await self.ap.external_kb_service.update_external_knowledge_base(kb_uuid, json_data)
return self.success({})
elif quart.request.method == 'DELETE':
await self.ap.external_kb_service.delete_external_knowledge_base(kb_uuid)
return self.success({})
@self.route(
'/<kb_uuid>/retrieve',
methods=['POST'],
)
async def retrieve_external_knowledge_base(kb_uuid: str) -> str:
json_data = await quart.request.json
query = json_data.get('query')
results = await self.ap.external_kb_service.retrieve_external_knowledge_base(kb_uuid, query)
return self.success(data={'results': results})