Fixed app naming error

backend/go-app/main.go

@@ -6012,7 +6012,7 @@ func verifySwagger(resp http.ResponseWriter, request *http.Request) {
 	if err != nil {
 		log.Printf("Docker build error: %s", err)
 		resp.WriteHeader(500)
-		resp.Write([]byte(fmt.Sprintf(`{"success": true, "reason": "Error in Docker build"}`)))
+		resp.Write([]byte(fmt.Sprintf(`{"success": false, "reason": "Error in Docker build"}`)))
 		return
 	}
 

frontend/src/views/AppCreator.jsx

@@ -1569,7 +1569,22 @@ const AppCreator = (props) => {
 								margin="normal"
 								variant="outlined"
 								value={name}
-      	 				onChange={e => setName(e.target.value)}
+      	 				onChange={e => {
+									const invalid = ["#", ":", "."]
+									for (var key in invalid) {
+										if (e.target.value.includes(invalid[key])) {
+											alert.error("Can't use "+invalid[key]+" in name")
+											return
+										}
+									}
+
+									if (e.target.value.length > 100) {
+										alert.error("Choose a shorter name.")
+										return
+									}
+
+									setName(e.target.value)
+								}}
 								color="primary"
 								InputProps={{
 									style:{