deps: add alembic and gunicorn; recompile requirements.txt

requirements.in

@@ -12,3 +12,5 @@ uvicorn==0.34.2
 uvloop==0.21.0
 watchfiles==1.0.5
 websockets==15.0.1
+alembic
+gunicorn

requirements.txt

@@ -4,6 +4,8 @@
 #
 #    pip-compile requirements.in
 #
+alembic==1.16.4
+    # via -r requirements.in
 annotated-types==0.6.0
     # via pydantic
 anyio==4.2.0
@@ -18,6 +20,8 @@ fastapi==0.115.12
     # via -r requirements.in
 greenlet==3.2.1
     # via sqlalchemy
+gunicorn==23.0.0
+    # via -r requirements.in
 h11==0.14.0
     # via uvicorn
 httptools==0.6.4
@@ -26,8 +30,14 @@ idna==3.4
     # via anyio
 limits==3.2.0
     # via slowapi
+mako==1.3.10
+    # via alembic
+markupsafe==3.0.2
+    # via mako
 packaging==23.0
-    # via limits
+    # via
+    #   gunicorn
+    #   limits
 psycopg2-binary==2.9.10
     # via -r requirements.in
 pydantic==2.6.0
@@ -47,13 +57,16 @@ slowapi==0.1.9
 sniffio==1.3.0
     # via anyio
 sqlalchemy==2.0.40
-    # via sqlmodel
+    # via
+    #   alembic
+    #   sqlmodel
 sqlmodel==0.0.24
     # via -r requirements.in
 starlette==0.46.1
     # via fastapi
 typing-extensions==4.13.2
     # via
+    #   alembic
     #   fastapi
     #   limits
     #   pydantic