diff --git a/spcd/__init__.py b/spcd/__init__.py
index c67180d..2064a3d 100644
--- a/spcd/__init__.py
+++ b/spcd/__init__.py
@@ -44,7 +44,7 @@ def clone_project_branch() -> None:
         )
 
 
-def install_actions() -> None:
+def install_actions(path: Path) -> None:
     """Make actions usable in workflows.
 
     :param path: entry point file
@@ -54,33 +54,21 @@ def install_actions() -> None:
     name = "action.yaml"
     root = project.root / "act"
     vpy = Path(env.SPCD_PYTHON_VENV_BINARIES) / "python"
-    for action in ["action", "synchronize"]:
-        log.info(action)
-        directory = root / action
-        fs.make_directory(directory)
-        match action:
-            case "action":
-                inputs = """\
-  arg-1:
-    required: true
-  arg_2:
-    required: true
-"""
-            case "synchronize":
-                inputs = """\
+    action = "synchronize"
+    log.info(action)
+    directory = root / action
+    fs.make_directory(directory)
+    fs.write(directory / name, f"""\
+inputs:
   source:
     default: out
     required: false
-"""
-        yaml = f"""\
 runs:
   using: composite
   steps:
-  - run: {vpy} -m spcd {action}
-inputs:
-{inputs}"""
-        fs.write(directory / name, yaml)
-        cat(directory / name)
+  - run: {vpy} -m spcd synchronize
+""")
+    cat(directory / name)
 
 
 def install_commands(path: Path) -> None:
diff --git a/spcd/act.py b/spcd/act.py
index 68ea759..87e9fe1 100644
--- a/spcd/act.py
+++ b/spcd/act.py
@@ -4,21 +4,14 @@ import os
 from pathlib import Path
 
 from rwx import ps
-from rwx.log import stream as log
 
 from spcd.ci import project, projects
 from spcd.shell import env
 
 
-def action() -> None:
-    """Display action inputs."""
-    prefix = ""
-    for variable, value in sorted(projects.environment.items()):
-        if variable.startswith(prefix):
-            log.info("%s = %s", variable, value)
-
-
-def synchronize(source: str | None = None, target: str | None = None) -> None:
+def synchronize(
+    source: str | None = None, target: str | None = None
+) -> None:
     """Synchronize output towards a target.
 
     :param source: where to deploy from