Add grace period and fix bugs

README.md

@@ -6,7 +6,7 @@ This project is *very* opinionated and minimal, and is designed primarily for my
 As a result, I can't guarantee that it's either secure or stable.
 
 ## Features:
-* Each day, you get a text file. You have until 23:59 of that very day to finalise it.
+* Each day, you get a new text file. You have until the end of that very day to finalise it.
 * You can save named notes to document milestones, big events, or just a nice game you played this month
 * You can easily export entire `data` dir in a `.zip` archive for backups
 
@@ -35,6 +35,7 @@ data
 config
 +-- config.txt
 ```
+Deleting notes is done by clearing contents and clicking "Save" - the app deletes empty files when saving.
 
 ### Config options:
 Below are defaults of config.txt. The settings are defined in newline separated key=value pairs.
@@ -45,6 +46,7 @@ username=admin  # Your username
 password=admin  # Your password
 port=7101  # What port to run on (probably leave on 7101 if using docker)
 timezone=Local  # IANA Time zone database identifier ("UTC", Local", "Europe/Moscow" etc.), Defaults to Local if can't parse.
+grace_period=0s  # Time after a new day begins, but before the switch to next day's file. e.g. 2h30m - files will change at 2:30am
 language=en  # ISO-639 language code (currently supported - en, ru)
 log_to_file=false  # Whether to write logs to a file
 log_file=config/log.txt  # Where to store the log file if it is enabled
@@ -74,4 +76,22 @@ If you for some reason decide to run plain executable instead of docker, it supp
     override port
 -debug
     show debug log
+```
+
+### API methods
+You can access the API at `/api/<method>`. They are protected by same HTTP Basic Auth as "normal" site.
+```
+GET  /today        - get file contents for today
+POST /today        - save request body into today's file
+GET  /day          - get JSON list of all daily entries
+GET  /day/<name>   - get file contents for a specific day
+
+GET  /notes        - get JSON list of all named notes
+GET  /notes/<name> - get file contents for a specific note
+POST /notes/<name> - save request body into a named note
+
+GET  /export       - get .zip archive of entire data directory
+
+GET  /readme       - get file contents for readme.txt in data dir's root
+POST /readme       - save request body into readme.txt
 ```