fix: allow -a/--agent flag after subcommands

- Preprocess argv to reorder agent flag before subcommand parsing.
- Enables usage like `coinhunter account overview -s -f -a`.
- Bump version to 2.0.6.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "coinhunter"
-version = "2.0.5"
+version = "2.0.6"
 description = "Binance-first trading CLI for balances, market data, opportunity scanning, and execution."
 readme = "README.md"
 license = {text = "MIT"}

src/coinhunter/cli.py

@@ -135,9 +135,32 @@ def build_parser() -> argparse.ArgumentParser:
     return parser
 
 
+def _reorder_agent_flag(argv: list[str]) -> list[str]:
+    """Move -a/--agent from after subcommands to before them so argparse can parse it."""
+    agent_flags = {"-a", "--agent"}
+    subcommand_idx: int | None = None
+    for i, arg in enumerate(argv):
+        if not arg.startswith("-"):
+            subcommand_idx = i
+            break
+    if subcommand_idx is None:
+        return argv
+    new_argv: list[str] = []
+    agent_present = False
+    for i, arg in enumerate(argv):
+        if i >= subcommand_idx and arg in agent_flags:
+            agent_present = True
+            continue
+        new_argv.append(arg)
+    if agent_present:
+        new_argv.insert(subcommand_idx, "--agent")
+    return new_argv
+
+
 def main(argv: list[str] | None = None) -> int:
     parser = build_parser()
-    args = parser.parse_args(argv)
+    raw_argv = argv if argv is not None else sys.argv[1:]
+    args = parser.parse_args(_reorder_agent_flag(raw_argv))
     try:
         if not args.command:
             parser.print_help()