diff --git a/Cargo.toml b/Cargo.toml
index ac64ed8..7460dbe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "mip"
-version = "0.1.1"
-edition = "2021"
+version = "0.1.2"
+edition = "2023"
 
 [dependencies]
 wry = {version = "0.23"}
diff --git a/Makefile b/Makefile
index 81217bc..06c2aa8 100644
--- a/Makefile
+++ b/Makefile
@@ -10,15 +10,14 @@ compthemes:
 
 build:
 	yarn
-	shards
 	make compthemes
-	crystal build --release src/mip.cr
+	cargo build --release
 
 test:
-	crystal spec
+	@echo WIP
+
 clean:
-	rm -f ./mip
+	rm -fv ./target
 
 release:
-	@echo run crystal2nix and commit shards.nix
-	@echo "you should execute: crelease x.x.x"
+	@echo WIP
diff --git a/README.md b/README.md
index b18ad08..2f5fd5b 100644
--- a/README.md
+++ b/README.md
@@ -46,6 +46,7 @@ mip [markdown file]
   - [ ] set version and date in changelog
 - [ ] app: table of contents
 - [ ] app: reload keybinding
+- [ ] app: rm temp files
 - [ ] app: vim keybindings
 - [ ] app: export pdf
 - [ ] app: export html
@@ -64,7 +65,6 @@ mip [markdown file]
 ### Setup HTML Template dev Environment
 
 ```bash
-shards install
 yarn
 ```
 
@@ -78,7 +78,6 @@ cargo run
 
 ```bash
 cargo build --release
-./mip
 ```
 
 ### Compile themes