Sync consts backend-frontend (#7016)

* remove version from state and create new script to extract version

* fix lint

* [autofix.ci] apply automated fixes

* fix web/gen script to error on file permissions

* [autofix.ci] apply automated fixes

* add version to footer

* adjust tests

* [autofix.ci] apply automated fixes

* update changelog

* move version back into state

* [autofix.ci] apply automated fixes

* nits

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Maximilian Hils <git@maximilianhils.com>

test/mitmproxy/test_version.py

@@ -16,8 +16,8 @@ def test_version(capsys):
     assert stdout.strip() == version.VERSION
 
 
-def test_get_version():
-    version.VERSION = "3.0.0rc2"
+def test_get_version(monkeypatch):
+    monkeypatch.setattr(version, "VERSION", "3.0.0rc2")
 
     with mock.patch("subprocess.check_output") as m, mock.patch("subprocess.run") as m2:
         m2.return_value = True

web/gen/all

@@ -1,8 +1,9 @@
 #!/bin/bash
 
+set -euxo pipefail
+
 script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 for file in "$script_dir"/*.py; do
-  echo "$file..."
   "$file"
 done

web/gen/backend_consts.py

@@ -0,0 +1,19 @@
+#!/usr/bin/env python3
+
+import asyncio
+from pathlib import Path
+
+here = Path(__file__).parent.absolute()
+
+filename = here / "../src/js/backends/consts.ts"
+
+
+async def make() -> str:
+    # language=TypeScript
+    content = "/** Auto-generated by web/gen/backend_consts.py */\n"
+
+    return content
+
+
+if __name__ == "__main__":
+    filename.write_bytes(asyncio.run(make()).encode())

web/src/js/backends/consts.ts

@@ -0,0 +1 @@
+/** Auto-generated by web/gen/backend_consts.py */