Update help text in Add/Edit TTs,

duplicate help text in Edit TT from Add TT,
use VStack to match formatting of other help texts,
add commas,
match names of settings (e.g., Temp Target not Temptarget)

FreeAPS/Sources/Modules/Adjustments/View/TempTargets/EditTempTargetForm.swift

@@ -73,10 +73,52 @@ struct EditTempTargetForm: View {
                         Text("Cancel")
                     })
                 }
+                ToolbarItem(placement: .topBarTrailing) {
+                    Button(
+                        action: {
+                            state.isHelpSheetPresented.toggle()
+                        },
+                        label: {
+                            Image(systemName: "questionmark.circle")
+                        }
+                    )
+                }
             }
             .onAppear {
                 if halfBasalTarget != state.settingHalfBasalTarget { tempTargetSensitivityAdjustmentType = .slider }
             }
+            .sheet(isPresented: $state.isHelpSheetPresented) {
+                NavigationStack {
+                    List {
+                        VStack(alignment: .leading, spacing: 10) {
+                            Text(
+                                "A Temporary Target replaces the current Target Glucose specified in Therapy settings."
+                            )
+                            Text(
+                                "Depending on the Algorithm > Target Behavior settings, these temporary glucose targets can also raise Insulin Sensitivity for high targets or lower sensitivity for low targets."
+                            )
+                            Text(
+                                "Furthermore, you could adjust that sensitivity change independently from the Half Basal Exercise Target specified in Algorithm > Target Behavior settings by deliberatly setting a customized Insulin Percentage for a Temp Target."
+                            )
+                            Text(
+                                "A pre-condition to have Temp Targets adjust Sensitivity is that the respective Target Behavior settings High Temp Target Raises Sensitivity or Low Temp Target Lowers Sensitivity are set to enabled!"
+                            )
+                        }
+                    }
+                    .padding(.trailing, 10)
+                    .navigationBarTitle("Help", displayMode: .inline)
+
+                    Button { state.isHelpSheetPresented.toggle() }
+                    label: { Text("Got it!").frame(maxWidth: .infinity, alignment: .center) }
+                        .buttonStyle(.bordered)
+                        .padding(.top)
+                }
+                .padding()
+                .presentationDetents(
+                    [.fraction(0.9), .large],
+                    selection: $state.helpSheetDetent
+                )
+            }
         }
     }