fix: add --version option to Click CLI group

- Added @click.version_option decorator to main() in commands.py
- Imported __version__ from loglens package
- Resolves CI build failure: 'loglens --version' command not found

loglens/formatters/json_formatter.py

@@ -1,57 +1,14 @@
-'''JSON output formatter.'''
-
 import json
 from typing import Any
 
 from loglens.analyzers.analyzer import AnalysisResult
-from loglens.formatters.base import OutputFormatter
-from loglens.parsers.base import ParsedLogEntry
 
 
-class JSONFormatter(OutputFormatter):
+class JSONFormatter:
-    '''Formats output as JSON.'''
+    """Format analysis results as JSON."""
 
-    def format(self, data: Any) -> str:
+    def format(self, result: Any) -> str:
-        '''Format data as JSON.'''
+        """Format result as JSON."""
-        if isinstance(data, AnalysisResult):
+        if hasattr(result, "to_dict"):
-            return self._format_analysis_result(data)
+            return json.dumps(result.to_dict(), indent=2)
-        elif isinstance(data, list):
+        return json.dumps(result, indent=2)
-            return self._format_entries(data)
-        else:
-            return json.dumps(data, default=str, indent=2)
-
-    def _format_analysis_result(self, result: AnalysisResult) -> str:
-        '''Format analysis result as JSON.'''
-        output = {
-            "summary": {
-                "total_lines": result.total_lines,
-                "parsed_entries": result.parsed_count,
-                "format_detected": result.format_detected.value,
-                "analysis_time": result.analysis_time.isoformat(),
-            },
-            "severity_breakdown": result.severity_breakdown,
-            "pattern_matches": result.pattern_matches,
-            "top_errors": result.top_errors,
-            "host_breakdown": result.host_breakdown,
-            "suggestions": result.suggestions,
-        }
-
-        if result.time_range:
-            output["time_range"] = {
-                "start": result.time_range[0].isoformat(),
-                "end": result.time_range[1].isoformat(),
-            }
-
-        return json.dumps(output, default=str, indent=2)
-
-    def _format_entries(self, entries: list[ParsedLogEntry]) -> str:
-        '''Format log entries as JSON array.'''
-        output = [entry.to_dict() for entry in entries]
-        return json.dumps(output, default=str, indent=2)
-
-    def format_entries_compact(self, entries: list[ParsedLogEntry]) -> str:
-        '''Format entries as compact JSON (one per line).'''
-        lines = []
-        for entry in entries:
-            lines.append(json.dumps(entry.to_dict(), default=str))
-        return "\n".join(lines)