fix parser version check

Dockerfile

@@ -67,8 +67,8 @@ RUN date -u +"%Y-%m-%dT%H:%M:%SZ" > /app/deployed_at.txt
 # Copy parser hash from builder stage
 COPY --from=builder /tmp/parser_hash.txt /app/parser_hash.txt
 
-# Set default parser git hash environment variable
-ENV PARSER_GIT_HASH="unknown"
+# Set parser git hash environment variable for runtime
+RUN PARSER_HASH=$(cat /app/parser_hash.txt) && echo "PARSER_GIT_HASH=$PARSER_HASH" >> /etc/environment
 
 # Copy release from builder
 COPY --from=builder --chown=nobody:root /app/release ./

lib/aprsme/dependency_info.ex

@@ -47,27 +47,17 @@ defmodule Aprsme.DependencyInfo do
   defp get_static_parser_hash do
     case System.get_env("PARSER_GIT_HASH") do
       nil ->
-        "unknown"
-
-      "unknown" ->
-        # Try to read from the file copied during build
+        # Fallback: try to read from the file
         hash_file = Path.join(["/app", "parser_hash.txt"])
 
-        # Try alternative paths
-        alternative_paths = [
-          hash_file,
-          Path.join([File.cwd!(), "parser_hash.txt"]),
-          "parser_hash.txt"
-        ]
-
-        Enum.find_value(alternative_paths, "unknown", fn path ->
-          if File.exists?(path) do
-            case File.read(path) do
-              {:ok, hash} -> String.trim(hash)
-              _ -> nil
-            end
+        if File.exists?(hash_file) do
+          case File.read(hash_file) do
+            {:ok, hash} -> String.trim(hash)
+            _ -> "unknown"
           end
-        end)
+        else
+          "unknown"
+        end
 
       hash ->
         hash