feat: add native Cline integration (#2508)

* test: strip ansi to make asserts work

* feat: add native Cline integration

src/specify_cli/integrations/__init__.py

@@ -52,6 +52,7 @@ def _register_builtins() -> None:
     from .auggie import AuggieIntegration
     from .bob import BobIntegration
     from .claude import ClaudeIntegration
+    from .cline import ClineIntegration
     from .codebuddy import CodebuddyIntegration
     from .codex import CodexIntegration
     from .copilot import CopilotIntegration
@@ -85,6 +86,7 @@ def _register_builtins() -> None:
     _register(AuggieIntegration())
     _register(BobIntegration())
     _register(ClaudeIntegration())
+    _register(ClineIntegration())
     _register(CodebuddyIntegration())
     _register(CodexIntegration())
     _register(CopilotIntegration())

src/specify_cli/integrations/cline/__init__.py

@@ -0,0 +1,162 @@
+"""Cline IDE integration."""
+
+from __future__ import annotations
+
+import re
+from pathlib import Path
+from typing import Any
+
+from ..base import MarkdownIntegration
+from ..manifest import IntegrationManifest
+
+
+# Note injected into hook sections so Cline maps dot-notation command
+# names (from extensions.yml) to the hyphenated slash commands it uses.
+_HOOK_COMMAND_NOTE = (
+    "- When constructing slash commands from hook command names, "
+    "replace dots (`.`) with hyphens (`-`). "
+    "For example, `speckit.git.commit` → `/speckit-git-commit`.\n"
+)
+
+
+def format_cline_command_name(cmd_name: str) -> str:
+    """Convert command name to Cline-compatible hyphenated format.
+
+    Cline handles slash-commands optimally when they use hyphens instead of dots.
+    This function converts dot-notation command names to hyphenated format.
+
+    The function is idempotent: already-formatted names are returned unchanged.
+
+    Examples:
+        >>> format_cline_command_name("plan")
+        'speckit-plan'
+        >>> format_cline_command_name("speckit.plan")
+        'speckit-plan'
+        >>> format_cline_command_name("speckit.git.commit")
+        'speckit-git-commit'
+
+    Args:
+        cmd_name: Command name in dot notation (speckit.foo.bar),
+                  hyphenated format (speckit-foo-bar), or plain name (foo)
+
+    Returns:
+        Hyphenated command name with 'speckit-' prefix
+    """
+    cmd_name = cmd_name.replace(".", "-")
+
+    if not cmd_name.startswith("speckit-"):
+        cmd_name = f"speckit-{cmd_name}"
+
+    return cmd_name
+
+
+class ClineIntegration(MarkdownIntegration):
+    """Integration for Cline IDE."""
+
+    key = "cline"
+    config = {
+        "name": "Cline",
+        "folder": ".clinerules/",
+        "commands_subdir": "workflows",
+        "install_url": "https://github.com/cline/cline",
+        "requires_cli": False,
+    }
+    registrar_config = {
+        "dir": ".clinerules/workflows",
+        "format": "markdown",
+        "args": "$ARGUMENTS",
+        "extension": ".md",
+        "inject_name": True,
+        "format_name": format_cline_command_name,
+        "invoke_separator": "-",
+    }
+    context_file = ".clinerules/specify-rules.md"
+    invoke_separator = "-"
+    multi_install_safe = True
+
+    def command_filename(self, template_name: str) -> str:
+        """Cline uses hyphenated filenames (e.g. speckit-git-commit.md)."""
+        return format_cline_command_name(template_name) + ".md"
+
+    def process_template(self, *args, **kwargs):
+        """Ensure shared templates render Cline command references with hyphens."""
+        kwargs.setdefault("invoke_separator", self.invoke_separator)
+        return super().process_template(*args, **kwargs)
+
+    @staticmethod
+    def _inject_hook_command_note(content: str) -> str:
+        """Insert a dot-to-hyphen note before each hook output instruction.
+
+        Targets the line ``- For each executable hook, output the following``
+        and inserts the note on the line before it, matching its indentation.
+        Skips if the note is already present.
+        """
+        if "replace dots" in content:
+            return content
+
+        def repl(m: re.Match[str]) -> str:
+            indent = m.group(1)
+            instruction = m.group(2)
+            eol = m.group(3)
+            return (
+                indent
+                + _HOOK_COMMAND_NOTE.rstrip("\n")
+                + eol
+                + indent
+                + instruction
+                + eol
+            )
+
+        return re.sub(
+            r"(?m)^(\s*)(- For each executable hook, output the following[^\r\n]*)(\r\n|\n|$)",
+            repl,
+            content,
+        )
+
+    @staticmethod
+    def _rewrite_handoff_references(content: str) -> str:
+        """Replace dot-notation agent references in handoffs with hyphens."""
+        return re.sub(
+            r"(?m)^(\s*agent:\s*)(speckit\.[A-Za-z0-9-_]+(?:\.[A-Za-z0-9-_]+)*)",
+            lambda m: f"{m.group(1)}{format_cline_command_name(m.group(2))}",
+            content,
+        )
+
+    def post_process_content(self, content: str) -> str:
+        """Apply Cline-specific transformations to command content."""
+        updated = self._inject_hook_command_note(content)
+        updated = self._rewrite_handoff_references(updated)
+        return updated
+
+    def setup(
+        self,
+        project_root: Path,
+        manifest: IntegrationManifest,
+        parsed_options: dict[str, Any] | None = None,
+        **opts: Any,
+    ) -> list[Path]:
+        """Install Cline commands and apply post-processing transformations."""
+        created = super().setup(project_root, manifest, parsed_options, **opts)
+
+        # Post-process generated command files
+        dest_dir = self.commands_dest(project_root).resolve()
+
+        for path in created:
+            # Only touch .md files under the commands directory
+            try:
+                path.resolve().relative_to(dest_dir)
+            except ValueError:
+                continue
+            if path.suffix != ".md":
+                continue
+
+            content_bytes = path.read_bytes()
+            content = content_bytes.decode("utf-8")
+
+            updated = self.post_process_content(content)
+
+            if updated != content:
+                path.write_bytes(updated.encode("utf-8"))
+                self.record_file_in_manifest(path, project_root, manifest)
+
+        return created