Add systems for local world persistence (#553)

* chore: Change vscode workspace settings to work with omnisharp

* refactor(.NET): Use connection string builder to init sqlite database

* docs(.NET): Add method documentation to most things that matter

* docs(.NET): Add more docs I forgot to commit apparently

* feat: Add PoC world database structure ^& http listener

* fix: Send a response if VRCX isn't initialized rather than hanging

* feat: Initialize world db schema on startup

* feat: Allow worlds to store data in db through logfile

* use existing current location for worldDB

* Add tooltips

* chore: Make it so vscode can format C# files without prettier

* refactor: Add sqlite-net to (eventually) replace sqlite impl

* refactor: Make use of sqlite-net for world database

* docs: Add todo for fixing some random exception

* refactor: Remove now-unused SQLiteWorld

* refactor: Fix DB init query and change table structure again

* refactor: Add WorldDataRequest, add attributes for camelcase json keys

* Support current user location from API in addition to gameLog

* Change current location check for worldDB

* feat: Take store requests in JSON, identify worlds by GUID on store.

* refactor: Remove unused worldId param from connection key generator

* docs: Add more documentation to the methods for the world database

* fix: Hey wait that's not a primary key

* feat: Add a 10MB data cap for worlds shared across all of their rows.

* fix: Don't calculate size of world date twice when inserting

* refactor: Discard the guid variable since we only check for validity

* docs: Add docs/comments for new data cap functionality

* feat: Implement /getbulk API endpoint

* fix: Correct WorldDB init query typo

* fix: Update data entries properly instead of using 'OR REPLACE'

* refactor: Move endpoint processing to separate methods

* refactor: Add another check for error 503, remove old code

* feat: Add debug capability to /vrcx/getbulk

* fix: Correct the usage of getUser in actuallyGetCurrentLocation

* feat: Add store errors, implement external reading, stop 404ing

* docs: Add docs for new world db funcs

* refactor: Change world db server listen port to 22500

* fix: Use getUser correctly, dumb dumb

* fix: This error set shouldn't be here

* feat: Future-proof api endpoints. Add /status endpoint

---------

Co-authored-by: Natsumi <cmcooper123@hotmail.com>

AutoAppLaunchManager.cs

@@ -22,7 +22,7 @@ namespace VRCX
 
         private DateTime startTime = DateTime.Now;
         private Dictionary<string, Process> startedProcesses = new Dictionary<string, Process>();
-        private static readonly byte[] shortcutSignatureBytes = { 0x4C, 0x00, 0x00, 0x00 }; // signature for ShellLinkHeader\
+        private static readonly byte[] shortcutSignatureBytes = { 0x4C, 0x00, 0x00, 0x00 }; // signature for ShellLinkHeader
 
         private const uint TH32CS_SNAPPROCESS = 2;
 
@@ -123,6 +123,11 @@ namespace VRCX
 
         // This is a recursive function that kills a process and all of its children.
         // It uses the CreateToolhelp32Snapshot winapi func to get a snapshot of all running processes, loops through them with Process32First/Process32Next, and kills any processes that have the given pid as their parent.
+        
+        /// <summary>
+        /// Kills a process and all of its child processes.
+        /// </summary>
+        /// <param name="pid">The process ID of the parent process.</param>
         public static void KillProcessTree(int pid)
         {
             IntPtr snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);