feat/ci: Add main branch build matrix

Signed-off-by: SeeuSim <[email protected]>

Author: SeeuSim

.github/workflows/build-docker.yaml

@@ -54,8 +54,7 @@ jobs:
             "dockerfile": "./backend/user/express.Dockerfile", 
             "build-args": "port=$USER_EXPRESS_PORT"
           }
-          EOF
-          )
+          EOF)
           matrix+=("$config")
         fi
         if [[ "${{ steps.filter.outputs.question }}" == "true" || "${{ contains(github.ref, 'main') }}" == "true" ]]; then
@@ -67,8 +66,7 @@ jobs:
             "dockerfile": "./backend/question/express.Dockerfile", 
             "build-args": "port=$QUESTION_EXPRESS_PORT"
           }
-          EOF
-          )
+          EOF)
           matrix+=("$config")
         fi
         if [[ "${{ steps.filter.outputs.collaboration }}" == "true" || "${{ contains(github.ref, 'main') }}" == "true" ]]; then
@@ -80,8 +78,7 @@ jobs:
             "dockerfile": "./backend/collaboration/express.Dockerfile", 
             "build-args": "port=$COLLAB_EXPRESS_PORT"
           }
-          EOF
-          )
+          EOF)
           matrix+=("$config")
         fi
         if [[ "${{ steps.filter.outputs.matching }}" == "true" || "${{ contains(github.ref, 'main') }}" == "true" ]]; then
@@ -93,8 +90,7 @@ jobs:
             "dockerfile": "./backend/matching/express.Dockerfile", 
             "build-args": "port=$MATCH_EXPRESS_PORT"
           }
-          EOF
-          )
+          EOF)
           matrix+=("$config")
         fi
         if [[ "${{ steps.filter.outputs.frontend }}" == "true" || "${{ contains(github.ref, 'main') }}" == "true" ]]; then
@@ -106,8 +102,7 @@ jobs:
             "dockerfile": "./frontend/frontend.Dockerfile", 
             "build-args": "port=$FRONTEND_PORT"
           }
-          EOF
-          )
+          EOF)
           matrix+=("$config")
         fi
         formatted_matrix=$(echo "[${matrix[*]}]" | jq -c .)