ci: revamp app build workflow, introduce a new one for release deployment (#3921)

* feat(ci): clean up app release build workflow, set app versions to match tag's

* feat(ci): rename Theseus build workflow, add new release workflow

* chore(ci): minor tweaks to `theseus-build` workflow

* chore: update workflow reference in comments

apps/app-frontend/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@modrinth/app-frontend",
   "private": true,
-  "version": "0.10.1",
+  "version": "1.0.0-local",
   "type": "module",
   "scripts": {
     "dev": "vite",

apps/app/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "theseus_gui"
-version = "0.10.1"
+version = "1.0.0-local" # The actual version is set by the theseus-build workflow on tagging
 description = "The Modrinth App is a desktop application for managing your Minecraft mods"
 license = "GPL-3.0-only"
 repository = "https://github.com/modrinth/code/apps/app/"

apps/app/tauri.conf.json

@@ -41,7 +41,7 @@
     ]
   },
   "productName": "Modrinth App",
-  "version": "0.10.1",
+  "version": "../app-frontend/package.json",
   "mainBinaryName": "Modrinth App",
   "identifier": "ModrinthApp",
   "plugins": {