doc: choose info needed

Changed compilation options to get smaller binaries

.cargo/config.toml

@@ -0,0 +1,2 @@
+[target.'*']
+rustflags = ["-Ctarget-cpu=native"]

Cargo.toml

@@ -25,4 +25,9 @@ rust-fuzzy-search = "0.1.1"
 [profile.dev.package."*"]
 opt-level = 3
 
+[profile.release]
+opt-level = "s"
+overflow-checks = false
+strip = true
+
 #todo addd color_eyre

README.md

@@ -2,6 +2,8 @@
 
 Keepass is a great tool that I use day to day, but sometimes I don't want to open my whole vault just to get one password.
 So this tool will try to be fast and secure to give you your passwords !
+This tool is written in Rust, it's ~2Mb in release mode.
+Opening the databases can be slow (~1 second), which is a problem, but I can't do anything to fix that
 
 # Usage
 The config (database path & key) can be set using a cli argument, so I recommend setting up an alias like:
@@ -14,7 +16,14 @@ If you don't set the password via cli args, it will be asked in an input
 Let's say we have a db `Example.kdbx` with the password 1234 (in the project's root)
 We have an entry named something like youtube, then we can find it using:
 ```sh
-fcpass ./Example.kdbx read Youtube
+$ fcpass ./Example.kdbx read Youtube
 Database key: *1234* (not showed when typing)
 1221
+```
+Or you can choose the info you want:
+```sh
+$ fcpass ./Example.kdbx read Youtube password # default behaviour
+$ fcpass ./Example.kdbx read Youtube username # username in entry
+$ fcpass ./Example.kdbx read Youtube title # title of entry
+$ fcpass ./Example.kdbx read Youtube infos # all of the above
 ```