universal build workflow

.gitea/workflows/android.yml

@@ -562,6 +562,25 @@ jobs:
                   replacement,
               )
 
+          # Upstream bridge.yml may call the codegen binary through
+          # ~/.cargo/bin/... . Our builder intentionally uses a custom
+          # CARGO_HOME (for example /opt/rust/cargo), so a hard-coded HOME
+          # cargo path is not portable. The selected tool version has already
+          # been installed above; resolve it through PATH instead.
+          cargo_bin_patterns = (
+              r"~/.cargo/bin/flutter_rust_bridge_codegen",
+              r"\$HOME/.cargo/bin/flutter_rust_bridge_codegen",
+              r"\$\{HOME\}/.cargo/bin/flutter_rust_bridge_codegen",
+              r"/root/.cargo/bin/flutter_rust_bridge_codegen",
+          )
+
+          for pattern in cargo_bin_patterns:
+              generate = re.sub(
+                  pattern,
+                  "flutter_rust_bridge_codegen",
+                  generate,
+              )
+
           if re.search(r"\$\{\{", prepare + generate):
               raise SystemExit(
                   "Unsupported upstream expression remains "
@@ -590,6 +609,16 @@ jobs:
           bash -n bridge-prepare.sh
           bash -n bridge-generate.sh
 
+          echo
+          echo "Bridge codegen binary:"
+          command -v flutter_rust_bridge_codegen
+          flutter_rust_bridge_codegen --version
+
+          echo
+          echo "Generated bridge command:"
+          grep -n "flutter_rust_bridge_codegen" \
+            bridge-generate.sh
+
           ./bridge-prepare.sh
           ./bridge-generate.sh