refactor(qt6): final deep splits — PackageManager 92, Storybook 114, GodPanel 161

PackageManager (245→92): CPackageListItem, CPackageDetailSidebar
Storybook (234→114): StorybookSamples component library
GodPanel (227→161): CGodPanelGuideTab
MediaServicePanel: mock data → config/media-mock-data.json
DropdownConfigManager: defaults → config/dropdown-defaults.json
+ CDeleteRecordDialog, CAddDropdownDialog reusable dialogs

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontends/qt6/config/dropdown-defaults.json

@@ -0,0 +1,9 @@
+[
+    { "name": "user_roles", "description": "Assignable user roles for access control", "allowCustom": false, "required": true, "options": [{ "label": "Administrator", "value": "admin" }, { "label": "Moderator", "value": "moderator" }, { "label": "Editor", "value": "editor" }, { "label": "Viewer", "value": "viewer" }, { "label": "Guest", "value": "guest" }] },
+    { "name": "content_status", "description": "Publication lifecycle status for content items", "allowCustom": false, "required": true, "options": [{ "label": "Draft", "value": "draft" }, { "label": "In Review", "value": "in_review" }, { "label": "Published", "value": "published" }, { "label": "Archived", "value": "archived" }] },
+    { "name": "priority_levels", "description": "Task and issue priority classifications", "allowCustom": false, "required": true, "options": [{ "label": "Critical", "value": "critical" }, { "label": "High", "value": "high" }, { "label": "Medium", "value": "medium" }, { "label": "Low", "value": "low" }, { "label": "None", "value": "none" }] },
+    { "name": "categories", "description": "General-purpose content categorization tags", "allowCustom": true, "required": false, "options": [{ "label": "Technology", "value": "technology" }, { "label": "Design", "value": "design" }, { "label": "Business", "value": "business" }, { "label": "Science", "value": "science" }, { "label": "Education", "value": "education" }, { "label": "Entertainment", "value": "entertainment" }] },
+    { "name": "languages", "description": "Supported interface and content languages", "allowCustom": false, "required": true, "options": [{ "label": "English", "value": "en" }, { "label": "Spanish", "value": "es" }, { "label": "French", "value": "fr" }, { "label": "German", "value": "de" }, { "label": "Japanese", "value": "ja" }, { "label": "Chinese", "value": "zh" }, { "label": "Portuguese", "value": "pt" }] },
+    { "name": "themes", "description": "Available UI theme presets", "allowCustom": true, "required": false, "options": [{ "label": "Light", "value": "light" }, { "label": "Dark", "value": "dark" }, { "label": "System Default", "value": "system" }, { "label": "High Contrast", "value": "high_contrast" }] },
+    { "name": "database_backends", "description": "Supported DBAL database adapter backends", "allowCustom": false, "required": true, "options": [{ "label": "SQLite", "value": "sqlite" }, { "label": "PostgreSQL", "value": "postgres" }, { "label": "MySQL", "value": "mysql" }, { "label": "MariaDB", "value": "mariadb" }, { "label": "MongoDB", "value": "mongodb" }, { "label": "Redis", "value": "redis" }, { "label": "CockroachDB", "value": "cockroachdb" }, { "label": "SurrealDB", "value": "surrealdb" }, { "label": "Supabase", "value": "supabase" }, { "label": "In-Memory", "value": "memory" }] }
+]

frontends/qt6/config/media-mock-data.json

@@ -0,0 +1,55 @@
+{
+    "jobs": [
+        { "id": "job-001", "type": "video",    "status": "completed",  "progress": 100, "created": "2026-03-19 08:12:34" },
+        { "id": "job-002", "type": "audio",    "status": "processing", "progress": 67,  "created": "2026-03-19 09:45:01" },
+        { "id": "job-003", "type": "image",    "status": "queued",     "progress": 0,   "created": "2026-03-19 10:02:18" },
+        { "id": "job-004", "type": "document", "status": "failed",     "progress": 23,  "created": "2026-03-19 10:15:42" },
+        { "id": "job-005", "type": "video",    "status": "processing", "progress": 34,  "created": "2026-03-19 10:30:55" }
+    ],
+    "radioChannels": [
+        {
+            "name": "MetaBuilder FM", "status": "live", "listeners": 142,
+            "currentTrack": "Synthwave Dreams - NeonCoder", "bitrate": "320 kbps",
+            "playlist": ["Synthwave Dreams - NeonCoder", "Digital Horizon - ByteRunner", "Midnight Protocol - CipherAce", "Neon Streets - RetroVolt", "Electric Soul - WaveForm"]
+        },
+        {
+            "name": "Chiptune Radio", "status": "live", "listeners": 87,
+            "currentTrack": "8-Bit Adventure - PixelMaster", "bitrate": "192 kbps",
+            "playlist": ["8-Bit Adventure - PixelMaster", "Game Over Theme - ChipTuner", "Level Up! - BitCrafter", "Boss Battle - NEStalgia"]
+        },
+        {
+            "name": "Ambient Lounge", "status": "offline", "listeners": 0,
+            "currentTrack": "---", "bitrate": "256 kbps",
+            "playlist": ["Deep Focus - AmbientWave", "Ocean Drift - CalmCode", "Forest Rain - NatureByte"]
+        }
+    ],
+    "tvChannels": [
+        {
+            "name": "MetaBuilder TV", "status": "broadcasting", "resolution": "1080p",
+            "viewers": 234, "uptime": "6h 14m",
+            "schedule": [
+                { "time": "10:00", "program": "Morning Code Review", "duration": "60 min" },
+                { "time": "11:00", "program": "Architecture Deep Dive", "duration": "90 min" },
+                { "time": "12:30", "program": "Live Build Session", "duration": "120 min" },
+                { "time": "14:30", "program": "Community Q&A", "duration": "60 min" },
+                { "time": "15:30", "program": "Plugin Showcase", "duration": "45 min" }
+            ]
+        },
+        {
+            "name": "Retro Gaming Channel", "status": "offline", "resolution": "720p",
+            "viewers": 0, "uptime": "0m",
+            "schedule": [
+                { "time": "18:00", "program": "Speedrun Saturday", "duration": "120 min" },
+                { "time": "20:00", "program": "Retro Reviews", "duration": "60 min" },
+                { "time": "21:00", "program": "Chiptune Live", "duration": "90 min" }
+            ]
+        }
+    ],
+    "plugins": [
+        { "name": "FFmpeg",       "version": "8.0.1",  "status": "active",   "capabilities": ["H.264", "H.265", "VP9", "AV1", "AAC", "FLAC", "Opus"] },
+        { "name": "ImageMagick",  "version": "7.1.1",  "status": "active",   "capabilities": ["JPEG", "PNG", "WebP", "AVIF", "SVG", "TIFF", "Resize", "Crop"] },
+        { "name": "Pandoc",       "version": "3.6.1",  "status": "active",   "capabilities": ["Markdown", "PDF", "DOCX", "HTML", "LaTeX", "EPUB"] },
+        { "name": "Radio",        "version": "1.2.0",  "status": "active",   "capabilities": ["Icecast", "MP3 Stream", "OGG Stream", "Playlist", "Metadata"] },
+        { "name": "LibRetro",     "version": "1.19.1", "status": "inactive", "capabilities": ["NES", "SNES", "Genesis", "GBA", "N64", "PS1", "Recording"] }
+    ]
+}