core: add type hint for langs field

packages/hydrooj/setting.yaml

@@ -32,20 +32,20 @@ langs:
       - ~ Compiling be be ignored if compile option wasn't set
       - ~ Key marked with a ? means the option is optional
       - (name):
-          disabled?: whether to disable this language
-          hidden?: won't show in the language selection
-          compile?: Compile Command
-          code_file?: Where to write code file when compiling, defaults to `foo.[name]`
-          execute: Command to execute the program
-          highlight?: PrismJS highlight mode
-          monaco?: Monaco editor mode
-          time_limit_rate?: Time limit rate
-          target?: Compiler output file, defaults to `foo`
-          display: Display name
-          compile_time_limit?: Compile time limit, in milliseconds
-          compile_memory_limit?: Compile memory limit, in MB
-          address_space_limit?: Enable address space memory limit as CCF did
-          process_limit?: Limit the number of thread
+          disabled?: (boolean) whether to disable this language
+          hidden?: (boolean) won't show in the language selection
+          compile?: (string) Compile Command
+          code_file?: (string) Where to write code file when compiling, defaults to `foo.[name]`
+          execute: (string) Command to execute the program
+          highlight?: (string) PrismJS highlight mode
+          monaco?: (string) Monaco editor mode
+          time_limit_rate?: (number) Time limit rate
+          target?: (string) Compiler output file, defaults to `foo`
+          display: (string) Display name
+          compile_time_limit?: (number) Compile time limit, in milliseconds
+          compile_memory_limit?: (number) Compile memory limit, in MB
+          address_space_limit?: (boolean) Enable address space memory limit as CCF did
+          process_limit?: (number) Limit the number of thread
     bash:
       display: Bash
       code_file: foo.sh