chore(deps)(deps): bump supabase from 2.25.0 to 2.27.2 in /backend

Bumps [supabase](https://github.com/supabase/supabase-py) from 2.25.0 to 2.27.2.
- [Release notes](https://github.com/supabase/supabase-py/releases)
- [Changelog](https://github.com/supabase/supabase-py/blob/main/CHANGELOG.md)
- [Commits](supabase/supabase-py@v2.25.0...v2.27.2)

---
updated-dependencies:
- dependency-name: supabase
  dependency-version: 2.27.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

backend/requirements.txt

@@ -25,6 +25,8 @@ asyncpg==0.31.0
     # via langchain-postgres
 attrs==25.4.0
     # via aiohttp
+cachetools==6.2.6
+    # via pyiceberg
 certifi==2025.11.12
     # via
     #   httpcore
@@ -35,7 +37,9 @@ cffi==2.0.0
 charset-normalizer==3.4.4
     # via requests
 click==8.3.1
-    # via uvicorn
+    # via
+    #   pyiceberg
+    #   uvicorn
 cryptography==46.0.3
     # via pyjwt
 dataclasses-json==0.6.7
@@ -58,6 +62,8 @@ frozenlist==1.8.0
     # via
     #   aiohttp
     #   aiosignal
+fsspec==2026.1.0
+    # via pyiceberg
 greenlet==3.3.0
     # via sqlalchemy
 groq==0.37.1
@@ -143,8 +149,14 @@ langsmith==0.4.55
     #   langchain-classic
     #   langchain-community
     #   langchain-core
+markdown-it-py==4.0.0
+    # via rich
 marshmallow==3.26.1
     # via dataclasses-json
+mdurl==0.1.2
+    # via markdown-it-py
+mmh3==5.2.0
+    # via pyiceberg
 multidict==6.7.0
     # via
     #   aiohttp
@@ -174,7 +186,7 @@ pgvector==0.3.6
     # via
     #   -r requirements.in
     #   langchain-postgres
-postgrest==2.25.0
+postgrest==2.27.2
     # via supabase
 propcache==0.4.1
     # via
@@ -203,6 +215,7 @@ pydantic[email]==2.12.5
     #   openai
     #   postgrest
     #   pydantic-settings
+    #   pyiceberg
     #   realtime
     #   storage3
     #   supabase-auth
@@ -212,8 +225,18 @@ pydantic-settings==2.12.0
     # via
     #   -r requirements.in
     #   langchain-community
+pygments==2.19.2
+    # via rich
+pyiceberg==0.10.0
+    # via storage3
 pyjwt[crypto]==2.10.1
     # via supabase-auth
+pyparsing==3.3.2
+    # via pyiceberg
+pyroaring==1.0.3
+    # via pyiceberg
+python-dateutil==2.9.0.post0
+    # via strictyaml
 python-dotenv==1.2.1
     # via
     #   -r requirements.in
@@ -225,7 +248,7 @@ pyyaml==6.0.3
     #   langchain-community
     #   langchain-core
     #   uvicorn
-realtime==2.25.0
+realtime==2.27.2
     # via supabase
 regex==2025.11.3
     # via tiktoken
@@ -234,14 +257,21 @@ requests==2.32.5
     #   langchain-classic
     #   langchain-community
     #   langsmith
+    #   pyiceberg
     #   requests-toolbelt
     #   tiktoken
 requests-toolbelt==1.0.0
     # via langsmith
+rich==14.3.1
+    # via pyiceberg
+six==1.17.0
+    # via python-dateutil
 sniffio==1.3.1
     # via
     #   groq
     #   openai
+sortedcontainers==2.4.0
+    # via pyiceberg
 sqlalchemy[asyncio]==2.0.44
     # via
     #   -r requirements.in
@@ -250,20 +280,23 @@ sqlalchemy[asyncio]==2.0.44
     #   langchain-postgres
 starlette==0.50.0
     # via fastapi
-storage3==2.25.0
+storage3==2.27.2
     # via supabase
 strenum==0.4.15
     # via supabase-functions
-supabase==2.25.0
+strictyaml==1.7.3
+    # via pyiceberg
+supabase==2.27.2
     # via -r requirements.in
-supabase-auth==2.25.0
+supabase-auth==2.27.2
     # via supabase
-supabase-functions==2.25.0
+supabase-functions==2.27.2
     # via supabase
 tenacity==9.1.2
     # via
     #   langchain-community
     #   langchain-core
+    #   pyiceberg
 tiktoken==0.12.0
     # via langchain-openai
 tqdm==4.67.1
@@ -299,7 +332,7 @@ uuid-utils==0.12.0
     #   langsmith
 uvicorn[standard]==0.38.0
     # via -r requirements.in
-uvloop==0.22.1 ; sys_platform != 'win32'
+uvloop==0.22.1
     # via uvicorn
 watchfiles==1.1.1
     # via uvicorn
@@ -315,6 +348,7 @@ yarl==1.22.0
     #   aiohttp
     #   postgrest
     #   storage3
+    #   supabase
     #   supabase-functions
 zstandard==0.25.0
     # via langsmith