hotfix: re-add hypercorn with railway start cmd/logging.toml, restore internal uvicorn bindings to conditional ip-v4/v6

backend/linkpulse/__main__.py

@@ -36,7 +36,7 @@ def main(*args):
         run(
             "linkpulse.app:app",
             reload=is_development,
-            host="0.0.0.0",
+            host="0.0.0.0" if is_development else "::",
             port=int(os.getenv("PORT", "8000")),
             log_config={
                 "version": 1,

backend/logging.toml

@@ -0,0 +1,8 @@
+version = 1
+disable_existing_loggers = false
+
+[loggers."hypercorn"]
+propagate = true
+
+[loggers."hypercorn.access"]
+propagate = true

backend/poetry.lock

@@ -478,6 +478,32 @@ files = [
     {file = "h11-0.14.0.tar.gz", hash = "sha256:8f19fbbe99e72420ff35c00b27a34cb9937e902a8b810e2c88300c6f0a3b699d"},
 ]
 
+[[package]]
+name = "h2"
+version = "4.1.0"
+description = "HTTP/2 State-Machine based protocol implementation"
+optional = false
+python-versions = ">=3.6.1"
+files = [
+    {file = "h2-4.1.0-py3-none-any.whl", hash = "sha256:03a46bcf682256c95b5fd9e9a99c1323584c3eec6440d379b9903d709476bc6d"},
+    {file = "h2-4.1.0.tar.gz", hash = "sha256:a83aca08fbe7aacb79fec788c9c0bac936343560ed9ec18b82a13a12c28d2abb"},
+]
+
+[package.dependencies]
+hpack = ">=4.0,<5"
+hyperframe = ">=6.0,<7"
+
+[[package]]
+name = "hpack"
+version = "4.0.0"
+description = "Pure-Python HPACK header compression"
+optional = false
+python-versions = ">=3.6.1"
+files = [
+    {file = "hpack-4.0.0-py3-none-any.whl", hash = "sha256:84a076fad3dc9a9f8063ccb8041ef100867b1878b25ef0ee63847a5d53818a6c"},
+    {file = "hpack-4.0.0.tar.gz", hash = "sha256:fc41de0c63e687ebffde81187a948221294896f6bdc0ae2312708df339430095"},
+]
+
 [[package]]
 name = "human-readable"
 version = "1.3.4"
@@ -489,6 +515,40 @@ files = [
     {file = "human_readable-1.3.4.tar.gz", hash = "sha256:5726eac89066ec25d14447a173e645a855184645d024eb306705e2bfbb60f0c0"},
 ]
 
+[[package]]
+name = "hypercorn"
+version = "0.17.3"
+description = "A ASGI Server based on Hyper libraries and inspired by Gunicorn"
+optional = false
+python-versions = ">=3.8"
+files = [
+    {file = "hypercorn-0.17.3-py3-none-any.whl", hash = "sha256:059215dec34537f9d40a69258d323f56344805efb462959e727152b0aa504547"},
+    {file = "hypercorn-0.17.3.tar.gz", hash = "sha256:1b37802ee3ac52d2d85270700d565787ab16cf19e1462ccfa9f089ca17574165"},
+]
+
+[package.dependencies]
+h11 = "*"
+h2 = ">=3.1.0"
+priority = "*"
+wsproto = ">=0.14.0"
+
+[package.extras]
+docs = ["pydata_sphinx_theme", "sphinxcontrib_mermaid"]
+h3 = ["aioquic (>=0.9.0,<1.0)"]
+trio = ["trio (>=0.22.0)"]
+uvloop = ["uvloop (>=0.18)"]
+
+[[package]]
+name = "hyperframe"
+version = "6.0.1"
+description = "HTTP/2 framing layer for Python"
+optional = false
+python-versions = ">=3.6.1"
+files = [
+    {file = "hyperframe-6.0.1-py3-none-any.whl", hash = "sha256:0ec6bafd80d8ad2195c4f03aacba3a8265e57bc4cff261e802bf39970ed02a15"},
+    {file = "hyperframe-6.0.1.tar.gz", hash = "sha256:ae510046231dc8e9ecb1a6586f63d2347bf4c8905914aa84ba585ae85f28a914"},
+]
+
 [[package]]
 name = "idna"
 version = "3.10"
@@ -733,6 +793,17 @@ tzdata = ">=2020.1"
 [package.extras]
 test = ["time-machine (>=2.6.0)"]
 
+[[package]]
+name = "priority"
+version = "2.0.0"
+description = "A pure-Python implementation of the HTTP/2 priority tree"
+optional = false
+python-versions = ">=3.6.1"
+files = [
+    {file = "priority-2.0.0-py3-none-any.whl", hash = "sha256:6f8eefce5f3ad59baf2c080a664037bb4725cd0a790d53d59ab4059288faf6aa"},
+    {file = "priority-2.0.0.tar.gz", hash = "sha256:c965d54f1b8d0d0b19479db3924c7c36cf672dbf2aec92d43fbdaf4492ba18c0"},
+]
+
 [[package]]
 name = "prompt-toolkit"
 version = "3.0.36"
@@ -1190,7 +1261,21 @@ files = [
     {file = "wcwidth-0.2.13.tar.gz", hash = "sha256:72ea0c06399eb286d978fdedb6923a9eb47e1c486ce63e9b4e64fc18303972b5"},
 ]
 
+[[package]]
+name = "wsproto"
+version = "1.2.0"
+description = "WebSockets state-machine based protocol implementation"
+optional = false
+python-versions = ">=3.7.0"
+files = [
+    {file = "wsproto-1.2.0-py3-none-any.whl", hash = "sha256:b9acddd652b585d75b20477888c56642fdade28bdfd3579aa24a4d2c037dd736"},
+    {file = "wsproto-1.2.0.tar.gz", hash = "sha256:ad565f26ecb92588a3e43bc3d96164de84cd9902482b130d0ddbaa9664a85065"},
+]
+
+[package.dependencies]
+h11 = ">=0.9.0,<1"
+
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.12"
-content-hash = "674210864455c4a103c7e78f9879c0360fcdc0ae62d36a2fe44f1df4f59f04e6"
+content-hash = "6cab1d930ad04560919f18c779fe4f9f2d28aba84d4385ed01aff1c876e453b6"

backend/pyproject.toml

@@ -27,6 +27,7 @@ structlog = "^24.4.0"
 uvicorn = "^0.32.0"
 asgi-correlation-id = "^4.3.4"
 orjson = "^3.10.10"
+hypercorn = "^0.17.3"
 
 
 [tool.poetry.group.dev.dependencies]

backend/railway.json

@@ -4,6 +4,6 @@
     "builder": "NIXPACKS"
   },
   "deploy": {
-    "startCommand": "python3 -m linkpulse serve"
+    "startCommand": "hypercorn linkpulse.app:app --bind \"[::]:$PORT\" --log-config \"toml:logging.toml\""
   }
-}
+}