cicd: only build for main branch

.github/workflows/build_linux.yml

@@ -1,7 +1,10 @@
 name: Build Linux
 
-on: [pull_request,push]
-
+on: 
+    push:
+      branches: 
+       - SoftFever
+    
 jobs:
   appimage-builder:
     name: Linux AppImage Build

.github/workflows/build_mac_arm64.yml

@@ -1,7 +1,10 @@
 name: Build Mac arm64
 
-on: [pull_request,push]
-
+on: 
+    push:
+      branches: 
+       - SoftFever
+    
 jobs:
   build_win64:
     name: Build Mac arm64

.github/workflows/build_mac_x64.yml

@@ -1,7 +1,10 @@
 name: Build Mac x64
 
-on: [pull_request,push]
-
+on: 
+    push:
+      branches: 
+       - SoftFever
+    
 jobs:
   build_win64:
     name: Build Mac x64

.github/workflows/build_win.yml

@@ -1,6 +1,10 @@
 name: Build Win64
 
-on: [pull_request,push]
+on: 
+    push:
+      branches: 
+       - SoftFever
+        
 
 jobs:
   build_win64: