docs: use the em dash where appropriate

Author: Bentroen

web/posts/blog/2024-07-22_closed-beta-announcement.md

@@ -11,7 +11,7 @@ Hello everyone! After over eight months of intensive development work, we're hap
 
 As the first step towards the official launch, we're opening the website to a limited number of users to test the platform and provide feedback. This is a crucial stage to ensure everything is working as expected and to fix any bugs that may arise.
 
-Initially, members with one of the **Note Block Expert**, **Community Contributor** and **Supporter** roles in our Discord server have been given access. If you're not in one of these roles, please be patient! We'll be gradually adding more users as we progress through the beta stage. Alternatively, you can support us with any amount on [OpenCollective](https://opencollective.com/noteblockworld) or [GitHub Sponsors](https://github.com/sponsors/OpenNBS) to get access right away!
+Initially, members with one of the **Note Block Expert**, **Community Contributor** and **Supporter** roles in our Discord server have been given access. If you're not in one of these roles, please be patient! We'll be gradually adding more users as we progress through the beta stage. Alternatively, you can support us with any amount on [Open Collective](https://opencollective.com/noteblockworld) or [GitHub Sponsors](https://github.com/sponsors/OpenNBS) to get access right away!
 
 This stage will last a couple weeks, so we can iron out any major bugs before the official launch. The beta will be unlocked to the general server in the following stage.
 
@@ -23,7 +23,7 @@ This stage will last a couple weeks, so we can iron out any major bugs before th
 
 - At this time, all the songs you upload will be **public** and everyone will be able to download them. You'll be able to disable allowing downloads in the future, in case you wouldn't like your songs to be downloaded by other users.
 
-- **This is an early version**: for now, only basic features such as uploading, downloading and browsing songs are available. We understand this feature set as the bare minimum that can provide value to the community, so we decided to deliver an early version as soon as we had these features ready - this lets us get as much feedback as possible early on and improve the platform as we go!
+- **This is an early version**: for now, only basic features such as uploading, downloading and browsing songs are available. We understand this feature set as the bare minimum that can provide value to the community, so we decided to deliver an early version as soon as we had these features ready — this lets us get as much feedback as possible early on and improve the platform as we go!
 
 Keep in mind this is a barebones version and many, many features are planned for future releases! We're also launching a [public roadmap](https://github.com/orgs/OpenNBS/projects/4) to track all the features we want to build in upcoming versions, so make sure to check it out to see what's coming ahead.
 

web/public/docs/guidelines.md

@@ -57,7 +57,7 @@ If you are an individual note block creator, feel free to include links to your
 
 #### Copyright & usage rights
 
-Do not upload content that you don’t have permission to use, including images, songs, and text. Cover songs are generally allowed by fair use exceptions, but these are exceptions and not the rule. Other websites aimed at sharing music have dealt with requests from some authors to have their songs removed. If the original creator of a song requests that we remove it, we have no option but to comply – this means your song may be taken down!
+Do not upload content that you don’t have permission to use, including images, songs, and text. Cover songs are generally allowed by fair use exceptions, but these are exceptions and not the rule. Other websites aimed at sharing music have dealt with requests from some authors to have their songs removed. If the original creator of a song requests that we remove it, we have no option but to comply — this means your song may be taken down!
 
 #### Misleading or false information
 
@@ -95,7 +95,7 @@ We want Note Block World to be a high-quality collection of note block songs! Wh
 
 - Avoid importing MIDI files into Note Block Studio and uploading them without making any modification.
 - Titles, author names, and metadata should accurately describe your song.
-- Try not to post unfinished works – you can share work-in-progress tracks in our Discord community!
+- Try not to post unfinished works — you can share work-in-progress tracks in our Discord community!
 
 Content that doesn’t meet a minimum effort threshold may be removed.
 
@@ -115,7 +115,7 @@ Avoid spam submissions, troll content, or adding “garbage” characters (e.g.
 
 #### Art-oriented submissions
 
-It’s fine to use note blocks to make pixel art for your thumbnails, or even upload songs primarily meant to showcase art done within the program. However, since this is a music platform, your songs should sound good, too! It wouldn’t be fun to stumble upon a loud, chaotic arrangement just because it looks cool – it must sound good as well!
+It’s fine to use note blocks to make pixel art for your thumbnails, or even upload songs primarily meant to showcase art done within the program. However, since this is a music platform, your songs should sound good, too! It wouldn’t be fun to stumble upon a loud, chaotic arrangement just because it looks cool — it must sound good as well!
 
 ## Enforcement
 

web/src/modules/song/components/client/SongForm.tsx

@@ -81,7 +81,7 @@ export const SongForm = ({
                   <p>
                     The title of the song (required). It&apos;s useful to add
                     the album, game, or media where the song originates from,
-                    e.g. &quot;Sweden – Minecraft: Volume Alpha&quot;. Avoid
+                    e.g. &quot;Sweden - Minecraft: Volume Alpha&quot;. Avoid
                     clickbait words or unrelated catchphrases — keep it simple!
                   </p>
                   <p>