fix: resolve CI linting and type errors

app/src/promptforge/cli/commands/version.py

@@ -0,0 +1,147 @@
+import click
+
+from promptforge.core.git_manager import GitManager
+
+
+@click.group()
+def version():
+    """Manage prompt versions."""
+    pass
+
+
+@version.command("history")
+@click.argument("prompt_name", required=False)
+@click.pass_obj
+def history(ctx, prompt_name: str):
+    """Show version history."""
+    prompts_dir = ctx["prompts_dir"]
+    git_manager = GitManager(prompts_dir)
+
+    if not (prompts_dir / ".git").exists():
+        click.echo("Git not initialized. Run 'pf init' first.", err=True)
+        raise click.Abort()
+
+    try:
+        commits = git_manager.log()
+
+        if prompt_name:
+            file_history = git_manager.get_file_history(
+                f"{prompt_name.lower().replace(' ', '_')}.yaml"
+            )
+            for commit in file_history:
+                click.echo(f"{commit['sha'][:7]} - {commit['message']}")
+                click.echo(f"  {commit['date']} by {commit['author']}")
+        else:
+            for commit in commits:
+                hexsha = commit.hexsha
+                if isinstance(hexsha, bytes):
+                    hexsha = hexsha.decode('utf-8')
+                message = commit.message
+                if isinstance(message, bytes):
+                    message = message.decode('utf-8')
+                click.echo(f"{hexsha[:7]} - {message.strip()}")
+                click.echo(f"  {commit.author.name} - {commit.committed_datetime.isoformat()}")
+    except Exception as e:
+        click.echo(f"Error: {e}", err=True)
+        raise click.Abort()
+
+
+@version.command("create")
+@click.argument("message")
+@click.option("--author", help="Commit author")
+@click.pass_obj
+def create(ctx, message: str, author: str):
+    """Create a version commit."""
+    prompts_dir = ctx["prompts_dir"]
+    git_manager = GitManager(prompts_dir)
+
+    if not (prompts_dir / ".git").exists():
+        git_manager.init()
+
+    try:
+        git_manager.commit(message, author=author)
+        click.echo(f"Created version: {message}")
+    except Exception as e:
+        click.echo(f"Error: {e}", err=True)
+        raise click.Abort()
+
+
+@version.command("branch")
+@click.argument("branch_name")
+@click.pass_obj
+def branch(ctx, branch_name: str):
+    """Create a branch for prompt variations."""
+    prompts_dir = ctx["prompts_dir"]
+    git_manager = GitManager(prompts_dir)
+
+    try:
+        git_manager.create_branch(branch_name)
+        click.echo(f"Created branch: {branch_name}")
+    except Exception as e:
+        click.echo(f"Error: {e}", err=True)
+        raise click.Abort()
+
+
+@version.command("switch")
+@click.argument("branch_name")
+@click.pass_obj
+def switch(ctx, branch_name: str):
+    """Switch to a branch."""
+    prompts_dir = ctx["prompts_dir"]
+    git_manager = GitManager(prompts_dir)
+
+    try:
+        git_manager.switch_branch(branch_name)
+        click.echo(f"Switched to branch: {branch_name}")
+    except Exception as e:
+        click.echo(f"Error: {e}", err=True)
+        raise click.Abort()
+
+
+@version.command("list")
+@click.pass_obj
+def list_branches(ctx):
+    """List all branches."""
+    prompts_dir = ctx["prompts_dir"]
+    git_manager = GitManager(prompts_dir)
+
+    try:
+        branches = git_manager.list_branches()
+        for branch in branches:
+            click.echo(f"* {branch}")
+    except Exception as e:
+        click.echo(f"Error: {e}", err=True)
+        raise click.Abort()
+
+
+@version.command("diff")
+@click.pass_obj
+def diff(ctx):
+    """Show uncommitted changes."""
+    prompts_dir = ctx["prompts_dir"]
+    git_manager = GitManager(prompts_dir)
+
+    try:
+        changes = git_manager.diff()
+        if changes:
+            click.echo(changes)
+        else:
+            click.echo("No uncommitted changes")
+    except Exception as e:
+        click.echo(f"Error: {e}", err=True)
+        raise click.Abort()
+
+
+@version.command("status")
+@click.pass_obj
+def status(ctx):
+    """Show git status."""
+    prompts_dir = ctx["prompts_dir"]
+    git_manager = GitManager(prompts_dir)
+
+    try:
+        status_output = git_manager.status()
+        click.echo(status_output)
+    except Exception as e:
+        click.echo(f"Error: {e}", err=True)
+        raise click.Abort()