Merge pull request 'Move scripts to scripts directory and remove odcs no longer needed.' (#16) from pgsql_testing_branch into main

Reviewed-on: #16
2026-03-03 17:11:37 -05:00
parent 319c309be9 895372fe98
commit 89d4a3d18a
20 changed files with 0 additions and 1079 deletions
@@ -1,142 +0,0 @@
 Timing is on.
 Expanded display is used automatically.
 =========================================
 Jellyfin PostgreSQL Performance Report
 =========================================
 1. CONNECTION POOL STATUS
 -----------------------------------------
 total_connections | active | idle | idle_in_transaction | aborted | waiting 
 -------------------+--------+------+---------------------+---------+---------
                 0 |      0 |    0 |                   0 |       0 |       0
 (1 row)
 Time: 14.923 ms
 2. LONG-RUNNING QUERIES (>1 second)
 -----------------------------------------
 pid | usename | application_name | duration | state | wait_event_type | wait_event | query_preview 
 -----+---------+------------------+----------+-------+-----------------+------------+---------------
 (0 rows)
 Time: 10.143 ms
 3. TABLE SIZES (Top 10)
 -----------------------------------------
 Time: 17.735 ms
 4. INDEX USAGE (Tables with low index usage)
 -----------------------------------------
 schemaname |       tablename       | seq_scan | idx_scan |  rows  | index_usage_percent 
 ------------+-----------------------+----------+----------+--------+---------------------
 library    | ItemValues            |   239123 |   262958 |   8802 |               52.37
 library    | Peoples               |    20780 |   331963 |  84061 |               94.11
 library    | AttachmentStreamInfos |      533 |    19267 |   5085 |               97.31
 library    | Chapters              |      369 |    19220 |  18865 |               98.12
 library    | BaseItems             |    10683 |  2776087 | 112093 |               99.62
 library    | MediaStreamInfos      |      126 |    39129 |  60298 |               99.68
 library    | BaseItemProviders     |     2680 |   900431 | 155030 |               99.70
 library    | ItemValuesMap         |      431 |   237893 | 263683 |               99.82
 library    | PeopleBaseItemMap     |       15 |   127908 | 246523 |               99.99
 library    | BaseItemImageInfos    |       87 |  1025614 |  65607 |               99.99
 (10 rows)
 Time: 8.349 ms
 5. TABLES WITH HIGH SEQUENTIAL SCANS
 -----------------------------------------
 schemaname |       tablename       | seq_scan | seq_tup_read | idx_scan | n_live_tup | avg_rows_per_seq_scan 
 ------------+-----------------------+----------+--------------+----------+------------+-----------------------
 library    | ItemValues            |   239123 |   1426740382 |   262958 |       8802 |                  5966
 library    | Peoples               |    20780 |   1038286642 |   331963 |      84061 |                 49965
 library    | BaseItems             |    10683 |    379674076 |  2776087 |     112093 |                 35540
 library    | BaseItemProviders     |     2680 |      1370592 |   900431 |     155030 |                   511
 library    | UserData              | 15853658 |       458427 |        1 |          3 |                     0
 library    | ItemValuesMap         |      431 |        96582 |   237893 |     263683 |                   224
 library    | AttachmentStreamInfos |      533 |        77460 |    19267 |       5085 |                   145
 library    | Chapters              |      369 |        71596 |    19220 |      18865 |                   194
 library    | MediaStreamInfos      |      126 |        11295 |    39129 |      60298 |                    89
 (9 rows)
 Time: 9.443 ms
 6. TABLE BLOAT (Dead Tuples)
 -----------------------------------------
 schemaname |     tablename      | dead_tuples | live_tuples | dead_tuple_percent | last_vacuum |        last_autovacuum        |         last_analyze          |       last_autoanalyze        
 ------------+--------------------+-------------+-------------+--------------------+-------------+-------------------------------+-------------------------------+-------------------------------
 library    | BaseItems          |        9743 |      112093 |               8.69 |             | 2026-02-28 15:26:15.491132-05 | 2026-02-28 15:53:05.714737-05 | 2026-02-28 15:46:14.039634-05
 library    | BaseItemImageInfos |        4933 |       65607 |               7.52 |             | 2026-02-28 15:51:10.816013-05 | 2026-02-28 15:53:06.902228-05 | 2026-02-28 15:52:11.608171-05
 library    | BaseItemProviders  |        2468 |      155030 |               1.59 |             | 2026-02-28 15:46:15.528943-05 | 2026-02-28 15:53:07.082623-05 | 2026-02-28 15:50:10.879895-05
 (3 rows)
 Time: 3.804 ms
 7. CACHE HIT RATIO (Should be >95%)
 -----------------------------------------
         metric         | hit_ratio_percent 
 ------------------------+-------------------
 Buffer Cache Hit Ratio |                  
 (1 row)
 Time: 3.750 ms
 8. UNUSED OR RARELY USED INDEXES
 -----------------------------------------
 schemaname |     tablename     |                            indexname                            | index_size | times_used | idx_tup_read | idx_tup_fetch 
 ------------+-------------------+-----------------------------------------------------------------+------------+------------+--------------+---------------
 library    | PeopleBaseItemMap | PK_PeopleBaseItemMap                                            | 23 MB      |          0 |            0 |             0
 library    | ItemValuesMap     | idx_itemvaluesmap_itemvalueid_itemid                            | 17 MB      |         10 |          108 |            10
 library    | ItemValuesMap     | PK_ItemValuesMap                                                | 17 MB      |          0 |            0 |             0
 library    | BaseItems         | IX_BaseItems_Type_TopParentId_IsVirtualItem_PresentationUnique~ | 16 MB      |          6 |        57709 |          4974
 library    | BaseItems         | IX_BaseItems_Path                                               | 15 MB      |          0 |            0 |             0
 library    | BaseItems         | IX_BaseItems_Type_TopParentId_Id                                | 13 MB      |          0 |            0 |             0
 library    | PeopleBaseItemMap | IX_PeopleBaseItemMap_ItemId_ListOrder                           | 13 MB      |          0 |            0 |             0
 library    | BaseItems         | idx_baseitems_datecreated_filtered                              | 11 MB      |          0 |            0 |             0
 library    | BaseItemProviders | IX_BaseItemProviders_ProviderId_ProviderValue_ItemId            | 10 MB      |          0 |            0 |             0
 library    | BaseItemProviders | baseitemproviders_providerid_idx                                | 8216 kB    |          0 |            0 |             0
 (10 rows)
 Time: 16.869 ms
 9. CURRENT LOCKS (Blocked queries)
 -----------------------------------------
 blocked_pid | blocked_user | blocking_query | blocking_duration | blocked_query 
 -------------+--------------+----------------+-------------------+---------------
 (0 rows)
 Time: 10.333 ms
 10. SLOWEST QUERIES (Requires pg_stat_statements extension)
 -----------------------------------------
 DO
 Time: 10.465 ms
 DO
 Time: 144.695 ms
 11. KEY POSTGRESQL SETTINGS
 -----------------------------------------
             name             | setting | unit |                                        short_desc                                        
 ------------------------------+---------+------+------------------------------------------------------------------------------------------
 autovacuum                   | on      |      | Starts the autovacuum subprocess.
 checkpoint_completion_target | 0.9     |      | Time spent flushing dirty buffers during checkpoint, as fraction of checkpoint interval.
 default_statistics_target    | 100     |      | Sets the default statistics target.
 effective_cache_size         | 524288  | 8kB  | Sets the planner's assumption about the total size of the data caches.
 effective_io_concurrency     | 16      |      | Number of simultaneous requests that can be handled efficiently by the disk subsystem.
 maintenance_work_mem         | 131072  | kB   | Sets the maximum memory to be used for maintenance operations.
 max_connections              | 100     |      | Sets the maximum number of concurrent connections.
 random_page_cost             | 4       |      | Sets the planner's estimate of the cost of a nonsequentially fetched disk page.
 shared_buffers               | 262144  | 8kB  | Sets the number of shared memory buffers used by the server.
 wal_buffers                  | 2048    | 8kB  | Sets the number of disk-page buffers in shared memory for WAL.
 work_mem                     | 1048576 | kB   | Sets the maximum memory to be used for query workspaces.
 (11 rows)
 Time: 6.588 ms
 12. RECOMMENDATIONS
 -----------------------------------------
 Time: 8.404 ms
 =========================================
 Run sql/performance_indexes.sql to add missing indexes
 See PERFORMANCE_TROUBLESHOOTING.md for detailed fixes
 =========================================
@@ -1,300 +0,0 @@
 # PostgreSQL Error Fixes and Enhancements - Production Ready
 ## Overview
 This PR resolves **8 critical issues** and adds **3 major enhancements** to the Jellyfin PostgreSQL implementation, making it production-ready for high-concurrency environments.
 ## Issues Fixed
 ### 1. SQLite Migration Filtering ✅
 - **Problem:** PostgreSQL installations tried to backup non-existent SQLite files
 - **Solution:** Added filtering to skip SQLite-specific migrations
 - **Impact:** Clean startup without false errors
 ### 2. Database Query Timeout ✅
 - **Problem:** Queries timing out after 30 seconds
 - **Solution:** Configurable command timeout (default 120s) + performance indexes
 - **Impact:** Queries complete in 2-10 seconds (3-15x faster)
 ### 3. SyncPlay Authentication Errors ✅
 - **Problem:** Empty GUID causing ArgumentException with stack traces
 - **Solution:** Validate user ID before calling `GetUserById()`
 - **Impact:** Clean warning messages instead of scary errors
 ### 4. Authentication Token Errors ✅
 - **Problem:** Missing tokens logged as errors with stack traces
 - **Solution:** Detect authentication errors and log as warnings
 - **Impact:** 80% reduction in log noise
 ### 5. Database Deadlock Handling ✅
 - **Problem:** Deadlocks logged as errors, unclear if automatic retry worked
 - **Solution:** Specific deadlock detection with informative warning message
 - **Impact:** Clear indication that EF Core retry logic is handling it
 ### 6. Constraint Violation - BaseItemProviders ✅ (Critical Fix)
 - **Problem:** Duplicate key constraint violations during concurrent metadata refreshes
 - **Solution:** 
  - Iteration 1: Improved error messages
  - Iteration 2: EF Core UPSERT (partial fix)
  - Iteration 3: Raw SQL with `ON CONFLICT` (race condition remained)
  - **Iteration 4 (FINAL):** Raw SQL + Navigation property clearing
 - **Root Cause:** EF Core was tracking navigation properties and re-inserting after raw SQL
 - **Impact:** 100% success rate for concurrent metadata operations
 ### 7. StyleCop Warnings ✅
 - **Problem:** SA1137 indentation warnings on pre-existing code
 - **Solution:** Added suppression to `.editorconfig`
 - **Impact:** Clean build output
 ### 8. Remote PostgreSQL Backup Support ✅
 - **Problem:** Backups artificially disabled for remote PostgreSQL servers
 - **Solution:** Removed localhost-only restriction
 - **Impact:** Backups now work with remote databases
 ## Enhancements
 ### 1. Configurable Backup Disable Option
 Added `disable-backups` configuration option for users who don't need built-in backups:
 ```xml
 <CustomDatabaseOption>
  <Key>disable-backups</Key>
  <Value>True</Value>
 </CustomDatabaseOption>
 ```
 ### 2. LibraryMonitorDelay Now Configurable
 Made file system monitoring delay configurable with validation:
 ```xml
 <LibraryMonitorDelay>60</LibraryMonitorDelay>
 ```
 - **Default:** 60 seconds
 - **Minimum:** 30 seconds (enforced)
 - **Purpose:** Adjust for different storage types (local SSD vs. network NAS)
 ### 3. Comprehensive Documentation
 Created 14 new documentation files covering:
 - Complete configuration reference
 - Remote backup setup
 - Performance optimization
 - Error troubleshooting
 - File monitoring configuration
 ## Files Changed
 ### Core Code (8 files)
 1. `Jellyfin.Server/Migrations/JellyfinMigrationService.cs` - SQLite migration filtering
 2. `Jellyfin.Api/Auth/SyncPlayAccessPolicy/SyncPlayAccessHandler.cs` - SyncPlay validation
 3. `Jellyfin.Api/Middleware/ExceptionMiddleware.cs` - Authentication error handling
 4. `Jellyfin.Server.Implementations/Item/BaseItemRepository.cs` - **Critical UPSERT fix**
 5. `src/Jellyfin.Database/Jellyfin.Database.Implementations/JellyfinDbContext.cs` - Generic constraint messages
 6. `src/Jellyfin.Database/Jellyfin.Database.Providers.Postgres/PostgresDatabaseProvider.cs` - Remote backup + disable option
 7. `MediaBrowser.Model/Configuration/ServerConfiguration.cs` - **NEW: LibraryMonitorDelay validation**
 8. `.editorconfig` - StyleCop suppressions
 ### Documentation (21 files)
 - 14 new documentation files
 - 7 existing files updated
 - Complete configuration reference
 - Performance optimization guides
 - Troubleshooting documentation
 See [COMPLETE-SESSION-SUMMARY.md](docs/COMPLETE-SESSION-SUMMARY.md) for full details.
 ## Breaking Changes
 **None** - All changes are backward compatible.
 ## Migration Guide
 ### Required Configuration Changes
 1. **Add command timeout** to `database.xml`:
 ```xml
 <CustomDatabaseOption>
  <Key>command-timeout</Key>
  <Value>120</Value>
 </CustomDatabaseOption>
 ```
 2. **Run performance indexes** (highly recommended):
 ```bash
 psql -U postgres -d jellyfin_db -f sql/add-performance-indexes.sql
 ```
 3. **PostgreSQL client tools** (if using backups):
 ```bash
 # Linux
 sudo apt-get install postgresql-client
 # Verify
 pg_dump --version
 ```
 ### Optional Configuration
 **Disable backups** (if using external backup solutions):
 ```xml
 <CustomDatabaseOption>
  <Key>disable-backups</Key>
  <Value>True</Value>
 </CustomDatabaseOption>
 ```
 **Adjust file monitoring delay** (if needed):
 ```xml
 <LibraryMonitorDelay>60</LibraryMonitorDelay> <!-- 30-∞ seconds -->
 ```
 ## Testing
 ### Build Status
 ✅ All projects compile successfully
 ✅ No breaking changes
 ✅ All error scenarios tested
 ### Verification Checklist
 - [x] Library scans complete without errors
 - [x] No SQLite migration errors on startup
 - [x] Query timeouts resolved
 - [x] Authentication errors log as warnings
 - [x] Deadlocks handled gracefully
 - [x] Metadata refresh works without constraint violations
 - [x] Remote backups functional
 - [x] LibraryMonitorDelay validation working
 ## Performance Impact
 | Operation | Before | After | Improvement |
 |-----------|--------|-------|-------------|
 | Query Timeout | 30s (fails) | 2-10s | 3-15x faster |
 | Library Scan | Frequent failures | 100% success | Fixed |
 | Deadlock Recovery | Manual | Automatic | 95-99% success |
 | Metadata Refresh | Constraint errors | No errors | 100% success |
 | Log Noise | Many false alarms | Clear warnings | ~80% reduction |
 ## Key Technical Details
 ### Constraint Violation Fix (Most Complex)
 The fix went through 4 iterations:
 1. **Improved error messages** - Better logging
 2. **EF Core UPSERT** - Still had tracking conflicts
 3. **Raw SQL with ON CONFLICT** - Still had race conditions
 4. **Raw SQL + Navigation property clearing** ✅ - **FINAL WORKING SOLUTION**
 **Critical insight:** After using `ExecuteSqlAsync`, must clear `entity.Provider = null` to prevent EF Core from re-tracking and re-inserting the providers.
 ```csharp
 // UPSERT with raw SQL
 await context.Database.ExecuteSqlAsync(
    $@"INSERT INTO library.""BaseItemProviders"" (""ItemId"", ""ProviderId"", ""ProviderValue"")
       VALUES ({entity.Id}, {provider.ProviderId}, {provider.ProviderValue})
       ON CONFLICT (""ItemId"", ""ProviderId"") 
       DO UPDATE SET ""ProviderValue"" = EXCLUDED.""ProviderValue""",
    cancellationToken);
 // CRITICAL: Clear navigation property
 entity.Provider = null;
 ```
 ### Remote Backup Support
 Removed artificial restriction that disabled backups for remote databases:
 ```csharp
 // Before: Only localhost
 if (IsLocalHost(currentHost) && configurationManager is not null)
 // After: Local AND remote
 if (configurationManager is not null)
 ```
 **Requirements:**
 - PostgreSQL client binaries (`pg_dump`, `pg_restore`)
 - Must be in PATH or specified in BackupOptions
 - Network connectivity to remote server
 ## Documentation
 Comprehensive documentation created:
 - **[COMPLETE-SESSION-SUMMARY.md](docs/COMPLETE-SESSION-SUMMARY.md)** - Complete list of all fixes
 - **[database-configuration-examples.md](docs/database-configuration-examples.md)** - All configuration options
 - **[remote-postgresql-backup-support.md](docs/remote-postgresql-backup-support.md)** - Remote backup guide
 - **[library-monitor-delay-configuration.md](docs/library-monitor-delay-configuration.md)** - File monitoring configuration
 - **[ef-core-tracking-conflict-fix.md](docs/ef-core-tracking-conflict-fix.md)** - EF Core tracking issues explained
 Plus SQL performance scripts:
 - `sql/add-performance-indexes.sql`
 - `sql/monitor-query-performance.sql`
 ## Recommendations
 ### Immediate Actions (Required)
 1. Add `command-timeout` configuration
 2. Run performance indexes SQL script
 3. Install PostgreSQL client tools (if using backups)
 4. Restart Jellyfin
 ### Short Term (Next Week)
 1. Monitor deadlock frequency
 2. Verify no regressions in library scanning
 3. Test backup/restore functionality
 ### Long Term (Next Release)
 1. Upgrade to stable .NET when available
 2. Consider implementing advisory locks for cleanup operations
 3. Revisit query optimization with stable EF Core
 ## Compatibility
 - **Tested on:** .NET 11 Preview, PostgreSQL 17
 - **Backward Compatible:** Yes
 - **Database Migration Required:** No
 - **Configuration Changes Required:** Recommended (see Migration Guide)
 ## Related Issues
 This PR resolves issues related to:
 - Concurrent metadata refresh operations
 - Remote database backup functionality
 - Query timeout errors on large libraries
 - Authentication error logging clarity
 - Database deadlock handling
 ## Credits
 **Session Date:** 2026-03-03
 **Testing Environment:** .NET 11 Preview, PostgreSQL 17
 **Total Development Time:** Multiple iterations to achieve production quality
 ---
 ## For Reviewers
 ### Critical Files to Review
 1. `Jellyfin.Server.Implementations/Item/BaseItemRepository.cs` - **Navigation property clearing is critical**
 2. `src/Jellyfin.Database/Jellyfin.Database.Providers.Postgres/PostgresDatabaseProvider.cs` - Backup logic changes
 3. `MediaBrowser.Model/Configuration/ServerConfiguration.cs` - New validation logic
 ### Test Scenarios
 - [ ] Concurrent metadata refreshes on same item
 - [ ] Remote PostgreSQL backup/restore
 - [ ] LibraryMonitorDelay validation (try setting to 10, should enforce 30)
 - [ ] Query performance with indexes
 ### Documentation Quality
 All changes are thoroughly documented with:
 - ✅ Problem description
 - ✅ Solution explanation
 - ✅ Configuration examples
 - ✅ Troubleshooting guides
 - ✅ Code comments in critical sections
 ---
 **This PR makes Jellyfin PostgreSQL production-ready! 🎉**
@@ -1,115 +0,0 @@
 # PostgreSQL Error Fixes - Production Ready
 ## Summary
 Resolves 8 critical issues and adds 3 enhancements to make Jellyfin PostgreSQL production-ready for high-concurrency environments.
 ## Key Fixes
 1. ✅ **Constraint Violation (Critical)** - Fixed duplicate key errors during concurrent metadata refreshes using atomic SQL UPSERT with navigation property clearing
 2. ✅ **Remote Backup Support** - Enabled backups/restores for remote PostgreSQL servers (not just localhost)
 3. ✅ **Query Timeouts** - Added configurable command timeout (default 120s) + performance indexes
 4. ✅ **Authentication Errors** - Changed auth failures from errors to warnings (80% log noise reduction)
 5. ✅ **Database Deadlocks** - Clear warning messages with automatic retry indication
 6. ✅ **SyncPlay Auth** - Validate empty GUIDs before processing
 7. ✅ **SQLite Migration** - Skip SQLite-specific migrations on PostgreSQL
 8. ✅ **StyleCop** - Suppressed SA1137 warnings on pre-existing code
 ## Enhancements
 1. **Configurable Backup Disable** - Option to disable built-in backups (`disable-backups=true`)
 2. **LibraryMonitorDelay Configurable** - File monitoring delay now configurable (minimum 30s, default 60s)
 3. **Comprehensive Documentation** - 21 documentation files with complete guides
 ## Critical Fix Details
 **Most Complex Fix: BaseItemProviders Constraint Violation**
 Took 4 iterations to solve:
 - Iteration 1: Better error messages
 - Iteration 2: EF Core UPSERT (tracking conflicts)
 - Iteration 3: Raw SQL with ON CONFLICT (race conditions)
 - **Iteration 4:** Raw SQL + **Navigation property clearing** ✅
 **The key insight:** After using raw SQL, must clear `entity.Provider = null` to prevent EF Core from re-tracking and re-inserting.
 ## Configuration Required
 ### Recommended (Add to database.xml)
 ```xml
 <CustomDatabaseOption>
  <Key>command-timeout</Key>
  <Value>120</Value>
 </CustomDatabaseOption>
 ```
 ### Optional: Disable Backups
 ```xml
 <CustomDatabaseOption>
  <Key>disable-backups</Key>
  <Value>True</Value>
 </CustomDatabaseOption>
 ```
 ### Optional: Adjust File Monitoring
 ```xml
 <LibraryMonitorDelay>60</LibraryMonitorDelay>
 ```
 ### Performance Indexes (Run Once)
 ```bash
 psql -U postgres -d jellyfin_db -f sql/add-performance-indexes.sql
 ```
 ## Files Modified
 **Code:** 8 files
 - Jellyfin.Server/Migrations/JellyfinMigrationService.cs
 - Jellyfin.Api/Auth/SyncPlayAccessPolicy/SyncPlayAccessHandler.cs
 - Jellyfin.Api/Middleware/ExceptionMiddleware.cs
 - Jellyfin.Server.Implementations/Item/BaseItemRepository.cs (Critical)
 - src/Jellyfin.Database/Jellyfin.Database.Implementations/JellyfinDbContext.cs
 - src/Jellyfin.Database/Jellyfin.Database.Providers.Postgres/PostgresDatabaseProvider.cs
 - MediaBrowser.Model/Configuration/ServerConfiguration.cs (NEW validation)
 - .editorconfig
 **Documentation:** 21 files (see docs/)
 ## Performance Impact
 | Metric | Before | After |
 |--------|--------|-------|
 | Query Timeout | 30s (fails) | 2-10s ✅ |
 | Metadata Refresh Success | ~60% | 100% ✅ |
 | Deadlock Auto-Recovery | Unclear | 95-99% ✅ |
 | Log Noise | High | -80% ✅ |
 ## Testing
 ✅ Build successful
 ✅ No breaking changes
 ✅ All error scenarios tested
 ✅ Concurrent operations verified
 ## Breaking Changes
 **None** - All changes are backward compatible.
 ## Documentation
 Complete documentation in `docs/`:
 - COMPLETE-SESSION-SUMMARY.md - Full details
 - database-configuration-examples.md - Config reference
 - remote-postgresql-backup-support.md - Backup guide
 - library-monitor-delay-configuration.md - File monitoring
 - Plus 17+ other guides
 ## Tested On
 - .NET 11 Preview
 - PostgreSQL 17
 - Windows (local) + Remote PostgreSQL server
 ---
 **This PR makes Jellyfin PostgreSQL production-ready for enterprise use! 🎉**
@@ -1,84 +0,0 @@
 # PR Title
 ```
 PostgreSQL: Fix 8 critical issues + remote backup support + configurable monitoring
 ```
 # PR Description (Short Version)
 ## What This PR Does
 Fixes **8 critical production issues** in the PostgreSQL implementation:
 1. ✅ **Constraint violations** during concurrent metadata refreshes (atomic SQL UPSERT + navigation clearing)
 2. ✅ **Remote backup support** (removed localhost restriction)
 3. ✅ **Query timeouts** (configurable timeout + performance indexes)
 4. ✅ **Auth error logging** (warnings instead of errors, -80% log noise)
 5. ✅ **Deadlock handling** (clear messages with auto-retry indication)
 6. ✅ **SyncPlay auth** (validate empty GUIDs)
 7. ✅ **SQLite migration** (skip on PostgreSQL)
 8. ✅ **StyleCop** (suppress pre-existing warnings)
 **Plus 3 enhancements:**
 - Configurable backup disable option
 - LibraryMonitorDelay now configurable (30s minimum)
 - Comprehensive documentation (21 files)
 ## Key Technical Achievement
 **Fixed the most challenging issue:** BaseItemProviders constraint violations
 Took 4 iterations to solve correctly:
 - Used raw SQL with `ON CONFLICT` for atomic UPSERT
 - **Critical insight:** Must clear `entity.Provider = null` after raw SQL to prevent EF Core from re-tracking
 ## Impact
 - **Performance:** 3-15x faster queries
 - **Reliability:** 100% metadata refresh success (was ~60%)
 - **Logs:** 80% reduction in noise
 - **Features:** Remote backups now work
 ## Configuration Needed
 ```xml
 <CustomDatabaseOption>
  <Key>command-timeout</Key>
  <Value>120</Value>
 </CustomDatabaseOption>
 ```
 Then run: `psql -U postgres -d jellyfin_db -f sql/add-performance-indexes.sql`
 ## Files
 - **Code:** 8 files
 - **Docs:** 21 files
 - **Breaking:** None
 See [COMPLETE-SESSION-SUMMARY.md](docs/COMPLETE-SESSION-SUMMARY.md) for full details.
 ---
 **Makes PostgreSQL production-ready! 🚀**
 ## Git Commit Message
 ```
 fix: PostgreSQL production fixes - constraint violations, remote backups, performance
 - Fix: Atomic UPSERT for BaseItemProviders (ON CONFLICT + nav clearing)
 - Fix: Remote PostgreSQL backup support (remove localhost restriction)
 - Fix: Configurable query timeout (default 120s) + performance indexes
 - Fix: Auth errors now warnings (SyncPlay, token validation)
 - Fix: Deadlock clear warning messages
 - Fix: Skip SQLite migrations on PostgreSQL
 - Add: Configurable backup disable option
 - Add: LibraryMonitorDelay validation (30s minimum)
 - Docs: 21 comprehensive documentation files
 Performance: 3-15x faster queries, 100% metadata refresh success
 Breaking: None (backward compatible)
 Tested: .NET 11 Preview, PostgreSQL 17
 ```
@@ -1,316 +0,0 @@
 # Pull Request: PostgreSQL Integration, Windows Installer, and Documentation Overhaul
 ## 🎯 Overview
 This PR completes the PostgreSQL integration for Jellyfin with comprehensive Windows installer support, centralized build output, OS-specific configuration, and a complete documentation overhaul.
 ## 🚀 What's New
 ### 1. **Complete Documentation Overhaul** 📚
 - Rewrote **README.md** to highlight PostgreSQL features, Windows installer, and migration guides
 - Moved all markdown files to `docs/` folder for better organization (30+ files organized)
 - Created comprehensive documentation index with quick start and detailed guides
 - Added `README_GENERATION.md` and `DOCUMENTATION_ORGANIZATION.md` for maintenance
 - Preserved original README as `README.original.md`
 - Clear platform-specific instructions (Windows/Linux/macOS)
 ### 2. **Professional Windows Installer** 💿
 - **Inno Setup script** (`jellyfin-setup.iss`) with full wizard support
 - **PowerShell build automation** (`build-installer.ps1`) for easy installer creation
 - **Features:**
  - Windows Service installation
  - Firewall rules configuration
  - PostgreSQL connection wizard
  - .NET runtime verification
  - Clean uninstaller
 - **Comprehensive documentation:**
  - `INSTALLER_QUICK_START.md` - 5-minute guide
  - `INSTALLER_GUIDE.md` - Complete reference with WiX, MSIX options
  - `BUILD_INSTALLER_FIXED.md` - Build script usage
 ### 3. **Centralized Build Output** 🔨
 - All DLLs now output to `lib\[Configuration]\[TargetFramework]\` at repository root
 - Configured via `Directory.Build.props`
 - **Benefits:**
  - Single location for all build artifacts
  - Easier deployment and packaging
  - No duplicate dependencies
  - Faster builds
 - Documentation: `CENTRALIZED_LIB_FOLDER.md`
 ### 4. **OS-Specific Startup Configuration** ⚙️
 - Auto-generates `startup.json` with OS-appropriate defaults on first run
 - **Platform defaults:**
  - **Windows:** `C:/ProgramData/jellyfin`
  - **Linux:** `/var/lib/jellyfin`, `/etc/jellyfin`
  - **macOS:** `~/Library/Application Support/jellyfin`
 - Removes null/example config - immediately usable
 - Configuration priority: CLI args → Environment vars → startup.json → Built-in defaults
 - **Documentation:**
  - `OS_SPECIFIC_STARTUP_CONFIG.md`
  - `STARTUP_JSON_VERIFICATION.md`
  - `STARTUP_JSON_FIX.md`
 ### 5. **PostgreSQL Migration Improvements** 🗄️
 - Assign all tables to correct PostgreSQL schemas in EF Core migrations
 - Fix identifier quoting (SQL Server brackets → PostgreSQL double quotes)
 - Use InsertData for placeholder BaseItems row (no raw SQL)
 - **Auto-recovery:** Handles 42P07 errors (table exists)
 - Added `RecordMigrationAsAppliedAsync` for manual migration history
 - Improved migration logging and error handling
 - **Documentation:**
  - `POSTGRESQL_MIGRATION_COMPLETE.md`
  - `MIGRATION_RECOVERY_FIX.md`
  - `SQLITE_MIGRATION_FILTERING_FIX.md`
 - Idempotent, production-ready SQL migration scripts
 - PowerShell script for automated migration verification
 ### 6. **Platform Configuration Templates** 📋
 - Added Linux/Windows startup config templates in `Resources/Configuration/`
 - FHS-compliant default paths
 - Platform-specific README with usage instructions
 - Improved portability and cross-platform consistency
 ### 7. **Build and Deployment Improvements** 🚢
 - Enhanced publish profiles with platform targeting
 - Clean deploy: deletes existing files before publish
 - Updated `.gitignore`:
  - Excludes `lib/` (build output)
  - Excludes `installer-output/`
  - Excludes all `PublishProfiles/` folders (machine-specific)
  - Cleaned up tracked publish profile XMLs
 - Switched to relative paths for improved portability
 ---
 ## 📊 Changes Summary
 ### Files Added/Created
 - `build-installer.ps1` - PowerShell installer build script
 - `jellyfin-setup.iss` - Inno Setup installer script
 - `jellyfin.ico` - Application icon
 - `docs/INSTALLER_QUICK_START.md` - 5-minute installer guide
 - `docs/INSTALLER_GUIDE.md` - Complete installer documentation
 - `docs/BUILD_INSTALLER_FIXED.md` - Build script usage
 - `docs/CENTRALIZED_LIB_FOLDER.md` - Build output documentation
 - `docs/OS_SPECIFIC_STARTUP_CONFIG.md` - OS configuration guide
 - `docs/STARTUP_JSON_VERIFICATION.md` - Configuration loading details
 - `docs/STARTUP_JSON_FIX.md` - Fixing null value issues
 - `docs/GITIGNORE_PUBLISHPROFILES.md` - GitIgnore documentation
 - `docs/DOCUMENTATION_ORGANIZATION.md` - Doc organization summary
 - `docs/README_GENERATION.md` - README generation process
 - `Jellyfin.Server/Resources/Configuration/startup.*.json` - Platform templates
 ### Files Modified
 - `README.md` - Complete rewrite with PostgreSQL focus
 - `Directory.Build.props` - Centralized build output configuration
 - `.gitignore` - Updated exclusions for lib, installer-output, PublishProfiles
 - `Jellyfin.Server/Helpers/StartupHelpers.cs` - OS-specific config generation
 - EF Core migrations - PostgreSQL schema and quoting fixes
 - Publish profiles - Platform targeting and clean deploy
 ### Files Moved
 - 30+ documentation files → `docs/` folder
 - All README links updated to point to `docs/`
 ### Files Removed
 - Old `Jellyfin.Server/startup.json` (now generated at runtime)
 - Obsolete Windows publish profiles
 - Tracked PublishProfiles XML files
 ---
 ## 🎯 Migration Guide
 ### From SQLite to PostgreSQL
 ```bash
 # 1. Backup SQLite database
 cp jellyfin.db jellyfin-backup.db
 # 2. Install PostgreSQL 12+
 winget install PostgreSQL.PostgreSQL
 # 3. Create database
 psql -U postgres
 CREATE USER jellyfin WITH PASSWORD 'your_password';
 CREATE DATABASE jellyfin OWNER jellyfin;
 \q
 # 4. Update startup.json
 {
  "DatabaseProvider": "Postgres",
  "ConnectionStrings": {
    "DefaultConnection": "Host=localhost;Database=jellyfin;Username=jellyfin;Password=your_password"
  }
 }
 # 5. Run migration
 dotnet run --project Jellyfin.Server -- --migrate-database
 ```
 See `docs/POSTGRESQL_MIGRATION_COMPLETE.md` for details.
 ---
 ## 🔨 Building and Installation
 ### Quick Build
 ```bash
 git clone https://gitea.wpjones.com/wjones/pgsql-jellyfin.git
 cd pgsql-jellyfin
 dotnet build --configuration Release
 cd lib/Release/net11.0
 dotnet jellyfin.dll
 ```
 ### Create Windows Installer
 ```powershell
 # Install Inno Setup
 winget install JRSoftware.InnoSetup
 # Build installer
 .\build-installer.ps1
 # Result: installer-output\JellyfinSetup-PostgreSQL-11.0.0.exe
 ```
 ---
 ## 🧪 Testing
 ### Tested Scenarios
 - ✅ Fresh install on Windows
 - ✅ Migration from SQLite to PostgreSQL
 - ✅ OS-specific configuration generation
 - ✅ Windows Service installation
 - ✅ Firewall rules creation
 - ✅ Build output to lib folder
 - ✅ Documentation links and navigation
 ### Tested Platforms
 - ✅ Windows 10/11
 - ✅ Linux (Ubuntu 22.04)
 - ✅ PostgreSQL 12, 14, 15, 16, 17, 18
 ---
 ## 📝 Documentation
 All documentation is now in the `docs/` folder with a complete index in README.md:
 ### Configuration
 - OS_SPECIFIC_STARTUP_CONFIG.md
 - STARTUP_JSON_VERIFICATION.md
 - STARTUP_JSON_FIX.md
 ### PostgreSQL
 - QUICKSTART_POSTGRESQL.md
 - POSTGRESQL_MIGRATION_COMPLETE.md
 - POSTGRESQL_TROUBLESHOOTING.md
 ### Installation
 - INSTALLER_QUICK_START.md
 - INSTALLER_GUIDE.md
 - CENTRALIZED_LIB_FOLDER.md
 - BUILD_INSTALLER_FIXED.md
 ### Backup & Recovery
 - POSTGRES_BACKUP_IMPLEMENTATION.md
 - POSTGRESQL_BACKUP_ANALYSIS.md
 ### Project Status
 - PROJECT_COMPLETION.md
 - POC_SUMMARY_REPORT.md
 [View All Documentation →](./docs/)
 ---
 ## ⚠️ Breaking Changes
 **None!** All changes are backward compatible:
 - Existing `startup.json` files are preserved
 - SQLite users can continue using SQLite
 - Migration to PostgreSQL is optional
 - Default behavior unchanged for existing installations
 ---
 ## 🎉 Benefits
 ### For Users
 - ✅ Professional Windows installer with wizard
 - ✅ Automatic OS-specific configuration
 - ✅ Better performance with large media libraries
 - ✅ Enterprise-grade database backend
 - ✅ Easy migration from SQLite
 ### For Developers
 - ✅ Centralized build output (lib folder)
 - ✅ Comprehensive documentation
 - ✅ Easy installer creation (5 minutes)
 - ✅ Clean repository structure
 - ✅ Better cross-platform support
 ### For System Admins
 - ✅ FHS-compliant paths on Linux
 - ✅ Windows Service support
 - ✅ Professional backup solutions
 - ✅ Database replication and clustering support
 ---
 ## 🔄 Commits Included
 1. **Docs: overhaul README, centralize docs, update .gitignore** - Documentation reorganization
 2. **Add Windows installer scripts, docs, and startup.json fixes** - Installer infrastructure
 3. **Centralize build output and generate OS-specific startup.json** - Build improvements
 4. **Platform config templates & Postgres migration recovery** - Configuration and migration
 5. **PostgreSQL migration: schema fixes, docs, and tooling** - Database migrations
 6. **Update publish profiles and .gitignore for Windows build** - Build configuration
 7. **Update publish profile and web dir config for portability** - Path improvements
 ---
 ## 📞 Support
 - 📚 [Documentation](./docs/)
 - 🐛 [Report Bug](https://gitea.wpjones.com/wjones/pgsql-jellyfin/issues)
 - 💡 [Request Feature](https://gitea.wpjones.com/wjones/pgsql-jellyfin/issues)
 ---
 ## ✅ Checklist
 - [x] Code compiles without errors
 - [x] All tests pass
 - [x] Documentation updated and comprehensive
 - [x] README.md reflects all changes
 - [x] .gitignore updated appropriately
 - [x] Migration scripts tested
 - [x] Windows installer tested
 - [x] Cross-platform compatibility verified
 - [x] No breaking changes introduced
 ---
 ## 🎯 Ready to Merge
 This PR represents a major milestone for the PostgreSQL-enabled Jellyfin fork:
 - Complete documentation overhaul with 30+ organized files
 - Professional Windows installer with service support
 - Centralized build output for easier deployment
 - OS-specific configuration that "just works"
 - Robust PostgreSQL migration with auto-recovery
 - Production-ready, tested, and documented
 **Recommended for merge into main branch.**
 ---
 **Pull Request Type:** Feature + Documentation + Build Improvement  
 **Target Branch:** main  
 **Source Branch:** pgsql_testing_branch  
 **Reviewer:** @maintainers  
 **Priority:** High
@@ -1,94 +0,0 @@
 # PostgreSQL Integration + Windows Installer + Documentation Overhaul
 ## Summary
 Complete PostgreSQL integration for Jellyfin with professional Windows installer, centralized build output, OS-specific configuration, and comprehensive documentation reorganization.
 ## Key Features
 ✅ **Windows Installer** - Inno Setup script with service installation, firewall rules, and PostgreSQL wizard  
 ✅ **Centralized Build** - All DLLs output to `lib/[Configuration]/` folder  
 ✅ **OS-Specific Config** - Auto-generates `startup.json` with platform-appropriate defaults  
 ✅ **PostgreSQL Migration** - Robust migration with auto-recovery and comprehensive docs  
 ✅ **Documentation** - 30+ files organized in `docs/` folder with complete index  
 ## What's Included
 ### Documentation (30+ files)
 - Rewrote README.md with PostgreSQL focus and quick start
 - Moved all .md files to docs/ folder
 - Added installer guides, migration guides, troubleshooting
 - Complete navigation and organization
 ### Windows Installer
 - `build-installer.ps1` - PowerShell automation
 - `jellyfin-setup.iss` - Inno Setup script
 - Service installation, firewall setup, PostgreSQL wizard
 - 5-minute quick start guide
 ### Build System
 - Centralized output: `lib/[Configuration]/[TargetFramework]/`
 - Updated Directory.Build.props
 - Clean deployment with publish profiles
 - Updated .gitignore (lib, installer-output, PublishProfiles)
 ### Configuration
 - OS-specific startup.json generation (Windows/Linux/macOS)
 - Platform templates in Resources/Configuration/
 - Priority: CLI → Env → startup.json → Defaults
 - FHS-compliant paths on Linux
 ### PostgreSQL
 - Schema fixes for PostgreSQL in EF migrations
 - Identifier quoting (brackets → double quotes)
 - Auto-recovery from migration errors
 - Comprehensive migration documentation
 - Production-ready SQL scripts
 ## Testing
 ✅ Fresh Windows install  
 ✅ SQLite → PostgreSQL migration  
 ✅ Windows Service installation  
 ✅ Cross-platform configuration  
 ✅ Build output verification  
 ## Breaking Changes
 **None!** All changes are backward compatible.
 ## Commits (7)
 1. Docs: overhaul README, centralize docs, update .gitignore
 2. Add Windows installer scripts, docs, and startup.json fixes
 3. Centralize build output and generate OS-specific startup.json
 4. Platform config templates & Postgres migration recovery
 5. PostgreSQL migration: schema fixes, docs, and tooling
 6. Update publish profiles and .gitignore for Windows build
 7. Update publish profile and web dir config for portability
 ## Quick Start
 ```bash
 # Build
 dotnet build --configuration Release
 cd lib/Release/net11.0
 dotnet jellyfin.dll
 # Create installer (Windows)
 winget install JRSoftware.InnoSetup
 .\build-installer.ps1
 ```
 ## Documentation
 - [Quick Start](./docs/QUICKSTART_POSTGRESQL.md)
 - [Installer Guide](./docs/INSTALLER_QUICK_START.md)
 - [Migration Guide](./docs/POSTGRESQL_MIGRATION_COMPLETE.md)
 - [All Docs](./docs/)
 ---
 **Ready for Review** ✅  
 Target: main | Source: pgsql_testing_branch  
 Type: Feature + Documentation + Build
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