Add update check to build (#19)

* Remove armv7 temporarily

* Improve build script

* Add update check for build

* Update README

* Fix build script

* Change build version format

* Improve update check

* Bump build version to v1.5.4

* Fix build Dockerfile

* Fix build action yaml

Co-authored-by: GitHub Actions <actions@github.com>

update-check.py

@@ -0,0 +1,64 @@
+import sys
+import os
+import requests
+import json
+import re
+
+is_pull_request = sys.argv[1] == "true"
+print(f"is_pull_request={is_pull_request}")
+
+
+def check_version(directory, new_version):
+    print(f"Checking version for {directory}")
+
+    if not new_version:
+        print("Failed to get new version. Exiting.")
+        exit(1)
+
+    with open(f"{directory}/VERSION", "r") as f:
+        old_version = f.read().rstrip()
+    
+    print(f"Up-to-date version {new_version}")
+    print(f"Current version: {old_version}")
+
+    if old_version != new_version:
+        print(f"New release found: {new_version}")
+
+        # bump up to new release
+        with open(f"{directory}/VERSION", "w") as f:
+            f.write(new_version)
+        # commit
+        result = os.system(f"git config --local user.email 'actions@github.com' \
+            && git config --local user.name 'GitHub Actions' \
+            && git add {directory}/VERSION \
+            && git commit -m 'Bump {directory} version to {new_version}'")
+        if result != 0:
+            print("Failed to commit the bump. Exiting")
+            exit(1)
+        if is_pull_request:
+            print("Action triggered by pull request. Do not push.")
+        else:
+            result = os.system("git push")
+            if result != 0:
+                print("Failed to push. Exiting")
+                exit(1)
+    else:
+        print(f"Already newest version {old_version}")
+
+
+# check deb version
+response = requests.get("https://protonmail.com/download/current_version_linux.json")
+content = json.loads(response.content)
+version = re.match(".*_([0-9.-]+)_amd64\.deb", content["DebFile"]).group(1)
+check_version("deb", version)
+
+
+# check build version
+response = requests.get(
+    "https://api.github.com/repos/ProtonMail/proton-bridge/tags",
+    headers={"Accept": "application/vnd.github.v3+json"},
+    )
+tags = json.loads(response.content)
+version_re = re.compile("v(\d+)\.(\d+)\.(\d+)")
+releases = [tag["name"] for tag in tags if version_re.match(tag["name"])]
+check_version("build", releases[0])