chore(release): bump APP_VERSION to 0.4.0

Align settings, docs, and CI env with the v0.4.0 release tag.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: ayoub3bidi

.env.dist

@@ -2,7 +2,7 @@ LISTEN_ADDR="0.0.0.0"
 LISTEN_PORT=8000
 APP_TITLE="Mercury API Docs"
 APP_DESCRIPTION="This is the Swagger documentation of the Mercury API"
-APP_VERSION=1.0
+APP_VERSION=0.4.0
 API_URL="http://localhost:8000"
 API_VERSION="v1"
 APP_ENV=local

.github/workflows/test.yml

@@ -22,7 +22,7 @@ jobs:
           cat << 'ENVFILE' > .env
           LISTEN_ADDR=0.0.0.0
           LISTEN_PORT=8000
-          APP_VERSION=1.0
+          APP_VERSION=0.4.0
           APP_TITLE=Mercury
           APP_DESCRIPTION=Mercury API
           API_VERSION=v1

Agents.md

@@ -6,7 +6,7 @@ Mercury is a small FastAPI backend boilerplate centered on JWT auth, PostgreSQL
 
 This file is a working analysis for future agents so they can navigate the repository quickly and avoid common mistakes.
 
-**Current release line:** latest tag is `v0.3.1`; `main` is one commit ahead and ready for `v0.3.2`.
+**Current release line:** latest tag is `v0.4.0` (2026 upgrade stack + community standards).
 
 ## Stack Summary
 

README.md

@@ -87,7 +87,7 @@ This will create a `.env` file in your project locally.
 ```shell
 APP_TITLE="Mercury API Docs"
 APP_DESCRIPTION="This is the Swagger documentation of the Mercury API"
-APP_VERSION=1.0
+APP_VERSION=0.4.0
 API_URL="http://localhost:8000"
 API_VERSION="v1"
 APP_ENV=local

src/constants/settings.py

@@ -11,7 +11,7 @@ class Settings(BaseSettings):
 
     LISTEN_ADDR: str
     LISTEN_PORT: int = 8000
-    APP_VERSION: str = "1.0"
+    APP_VERSION: str = "0.4.0"
     APP_TITLE: str
     APP_DESCRIPTION: str
     API_VERSION: str = "v1"

src/integration_tests/conftest.py

@@ -10,7 +10,7 @@
 # Set required env vars before importing main (which validates them)
 os.environ.setdefault("LISTEN_ADDR", "0.0.0.0")  # nosec B104 - test env only, not production bind
 os.environ.setdefault("LISTEN_PORT", "8000")
-os.environ.setdefault("APP_VERSION", "1.0")
+os.environ.setdefault("APP_VERSION", "0.4.0")
 os.environ.setdefault("APP_TITLE", "Mercury")
 os.environ.setdefault("APP_DESCRIPTION", "Mercury API")
 os.environ.setdefault("API_VERSION", "v1")