make it more obvious that start command is required (#4374)

dashboard/src/main/home/app-dashboard/validate-apply/services-settings/tabs/Main.tsx

@@ -1,16 +1,17 @@
 import React, { useCallback, useMemo } from "react";
 import cronstrue from "cronstrue";
-import {Controller, useFormContext} from "react-hook-form";
+import { Controller, useFormContext } from "react-hook-form";
+import { match } from "ts-pattern";
 
+import Checkbox from "components/porter/Checkbox";
+import Container from "components/porter/Container";
 import { ControlledInput } from "components/porter/ControlledInput";
+import Link from "components/porter/Link";
 import Spacer from "components/porter/Spacer";
-import { PorterAppFormData } from "lib/porter-apps";
-import { ClientService } from "lib/porter-apps/services";
 import Text from "components/porter/Text";
-import Link from "components/porter/Link";
-import Checkbox from "components/porter/Checkbox";
-import { match } from "ts-pattern";
 import Tooltip from "components/porter/Tooltip";
+import { type PorterAppFormData } from "lib/porter-apps";
+import { type ClientService } from "lib/porter-apps/services";
 
 type MainTabProps = {
   index: number;
@@ -18,7 +19,11 @@ type MainTabProps = {
   isPredeploy?: boolean;
 };
 
-const MainTab: React.FC<MainTabProps> = ({ index, service, isPredeploy = false }) => {
+const MainTab: React.FC<MainTabProps> = ({
+  index,
+  service,
+  isPredeploy = false,
+}) => {
   const { register, control, watch } = useFormContext<PorterAppFormData>();
   const cron = watch(`app.services.${index}.config.cron.value`);
   const run = watch(`app.services.${index}.run.value`);
@@ -56,16 +61,22 @@ const MainTab: React.FC<MainTabProps> = ({ index, service, isPredeploy = false }
   return (
     <>
       <Spacer y={1} />
-      {isRunCommandOptional ?
+      {isRunCommandOptional ? (
         <Tooltip
-          content={"If your Docker image has a CMD or ENTRYPOINT, you may leave this field empty."}
+          content={
+            "If your Docker image has a CMD or ENTRYPOINT, you may leave this field empty."
+          }
           position={"right"}
         >
           <Text color="helper">Start command (optional)</Text>
         </Tooltip>
-        :
-        <Text color="helper">Start command (required)</Text>
-      }
+      ) : (
+        <Container row>
+          <Text>Start command</Text>
+          <Spacer inline x={0.2} />
+          <span style={{ color: "red" }}>*</span>
+        </Container>
+      )}
       <Spacer y={0.5} />
       <ControlledInput
         type="text"
@@ -73,55 +84,62 @@ const MainTab: React.FC<MainTabProps> = ({ index, service, isPredeploy = false }
         width="300px"
         disabled={service.run.readOnly}
         disabledTooltip={"You may only edit this field in your porter.yaml."}
-        {...register(isPredeploy ? `app.predeploy.${index}.run.value` : `app.services.${index}.run.value`)}
+        {...register(
+          isPredeploy
+            ? `app.predeploy.${index}.run.value`
+            : `app.services.${index}.run.value`
+        )}
       />
-      {isStartCommandValid &&
-          <>
-            <Spacer y={0.5} />
-            <Text color="warner">Chained commands are not supported at this time. To run multiple commands, move all commands into a script that can be run from a single endpoint (e.g. bash ./run.sh).</Text>
-          </>
-      }
-      {match(service.config)
-      .with({ type: "job" }, (jobConfig) => (
+      {isStartCommandValid && (
         <>
-          <Spacer y={1} />
-          <ControlledInput
-            type="text"
-            label="Cron schedule"
-            placeholder="ex: */5 * * * *"
-            width="300px"
-            disabled={jobConfig.cron.readOnly}
-            disabledTooltip={
-              "You may only edit this field in your porter.yaml."
-            }
-            {...register(`app.services.${index}.config.cron.value`)}
-          />
-
-          <Spacer y={0.5} />
-          {getScheduleDescription(cron)}
           <Spacer y={0.5} />
-          <Controller
+          <Text color="warner">
+            Chained commands are not supported at this time. To run multiple
+            commands, move all commands into a script that can be run from a
+            single endpoint (e.g. bash ./run.sh).
+          </Text>
+        </>
+      )}
+      {match(service.config)
+        .with({ type: "job" }, (jobConfig) => (
+          <>
+            <Spacer y={1} />
+            <ControlledInput
+              type="text"
+              label="Cron schedule"
+              placeholder="ex: */5 * * * *"
+              width="300px"
+              disabled={jobConfig.cron.readOnly}
+              disabledTooltip={
+                "You may only edit this field in your porter.yaml."
+              }
+              {...register(`app.services.${index}.config.cron.value`)}
+            />
+
+            <Spacer y={0.5} />
+            {getScheduleDescription(cron)}
+            <Spacer y={0.5} />
+            <Controller
               name={`app.services.${index}.config.suspendCron.value`}
               control={control}
               render={({ field: { value, onChange } }) => (
-                  <Checkbox
-                      checked={value}
-                      disabled={jobConfig.suspendCron?.readOnly}
-                      toggleChecked={() => {
-                          onChange(!value);
-                      }}
-                      disabledTooltip={
-                          "You may only edit this field in your porter.yaml."
-                      }
-                  >
-                      <Text color="helper">Suspend cron job</Text>
-                  </Checkbox>
+                <Checkbox
+                  checked={value}
+                  disabled={jobConfig.suspendCron?.readOnly}
+                  toggleChecked={() => {
+                    onChange(!value);
+                  }}
+                  disabledTooltip={
+                    "You may only edit this field in your porter.yaml."
+                  }
+                >
+                  <Text color="helper">Suspend cron job</Text>
+                </Checkbox>
               )}
-          />
-        </>
-      ))
-      .otherwise(() => null)
-      }
+            />
+          </>
+        ))
+        .otherwise(() => null)}
     </>
   );
 };