[*Theme] Escape $, move escaping to generic instead of in each preproc

src/preprocessors/bdTheme.js

@@ -1,13 +1,13 @@
 import { readFileSync, writeFileSync, mkdirSync, rmSync } from 'fs';
 
 export default (themePath, repo) => {
-  const content = readFileSync(themePath);
-  
+  const content = readFileSync(themePath, 'utf8');
+
   const metaReg = /@([^ ]*) (.*)/g;
 
   let manifest = {
     main: 'index.js',
-    tags: ['theme', 'port']
+    tags: ['theme', 'port'],
   };
 
   let match;
@@ -17,7 +17,7 @@ export default (themePath, repo) => {
 
     value = value.trim();
 
-//    console.log(key, value);
+    //    console.log(key, value);
 
     switch (key) {
       case 'name':
@@ -33,11 +33,11 @@ export default (themePath, repo) => {
         break;
 
       case 'author':
-        manifest.authors = [ value ];
+        manifest.authors = [value];
         break;
 
       case 'authorId':
-        manifest.authors = [ value ];
+        manifest.authors = [value];
         break;
     }
   }
@@ -59,7 +59,7 @@ export default {
         )
       );
     },
-  
+
     onRemove: async () => {
       style.remove();
     },

src/preprocessors/genericTheme.js

@@ -55,7 +55,9 @@ const discordVars = [
   '--deprecated-text-input-prefix',
 ];
 
-export default (manifest, content, repo) => {
+export default (manifest, _content, repo) => {
+  const content = _content.replace(/\\/g, '\\\\').replace(/`/g, '\\`').replace(/\$/g, '\\$');
+
   let variables = content.match(/--([^*!\n}]*): ([^*!\n}]*);/g) || [];
   if (variables.length > 0)
     variables = variables.map((x) => {

src/preprocessors/pcTheme.js

@@ -27,7 +27,7 @@ export default (manifestPath, repo) => {
     pcManifest.theme = cssPath;
   }
 
-  const content = readFileSync(pcManifest.theme, 'utf8').replace(/\\/g, '\\\\').replace(/`/g, '\\`');
+  const content = readFileSync(pcManifest.theme, 'utf8');
 
   const jsCode = `// Generated by MS2Builder - pcTheme preprocessor / porter
 let style;