roc-lang · Anton-4 · Jul 28, 2026 · Jul 28, 2026 · Jul 28, 2026
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "roc_host"
-version = "0.21.0-rc4"
+version = "0.21.0"
 authors = ["The Roc Contributors"]
 edition = "2021"
 rust-version = "1.97"

diff --git a/examples/bytes-stdin-stdout.roc b/examples/bytes-stdin-stdout.roc
@@ -1,5 +1,5 @@
 ## Copy raw bytes from standard input to standard output and report the total.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdin

diff --git a/examples/command-line-args.roc b/examples/command-line-args.roc
@@ -1,5 +1,5 @@
 ## Read native command-line arguments without losing non-Unicode data.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/command.roc b/examples/command.roc
@@ -1,5 +1,5 @@
 ## Run commands, capture their output, and set their env vars.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/dir.roc b/examples/dir.roc
@@ -1,5 +1,5 @@
 ## Create, inspect, and clean up a small directory tree.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/env-var.roc b/examples/env-var.roc
@@ -1,5 +1,5 @@
 ## Read native and UTF-8 environment variables.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/error-handling.roc b/examples/error-handling.roc
@@ -1,5 +1,5 @@
 ## Handle errors with tag-pattern matching.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/file-accessed-modified-created-time.roc b/examples/file-accessed-modified-created-time.roc
@@ -1,5 +1,5 @@
 ## Read a file's accessed, modified, and creation timestamps.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/file-permissions.roc b/examples/file-permissions.roc
@@ -1,5 +1,5 @@
 ## Inspect whether a file is executable, readable, and writable.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/file-read-buffered.roc b/examples/file-read-buffered.roc
@@ -3,7 +3,7 @@
 ## This can be useful to process large files without using a lot of RAM or
 ## requiring the user to wait until the complete file is processed when they
 ## only wanted to look at the first page.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/file-read-write.roc b/examples/file-read-write.roc
@@ -1,5 +1,5 @@
 ## Write a UTF-8 file, read it back, and delete it.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/file-replace.roc b/examples/file-replace.roc
@@ -1,5 +1,5 @@
 ## Replace every occurrence of a substring in a UTF-8 file in place.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/file-size.roc b/examples/file-size.roc
@@ -1,5 +1,5 @@
 ## Report the size in bytes of a path supplied on the command line.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/hello-world.roc b/examples/hello-world.roc
@@ -1,5 +1,5 @@
 ## Print a minimal greeting to standard output.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/hello.roc b/examples/hello.roc
@@ -1,5 +1,5 @@
 ## Greet a name supplied as a native command-line argument.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/http-client.roc b/examples/http-client.roc
@@ -1,6 +1,6 @@
 ## Send HTTP requests and handle UTF-8, JSON, and transport failures.
 app [main!] {
-	pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst",
+	pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst",
 	http: "https://github.com/roc-lang/http/releases/download/1.0.0/6ZUwqYhCS8PU9Mo6MF7oV82ET2o7KYb57CLKDq4cq4sS.tar.zst",
 }
 

diff --git a/examples/http-simple.roc b/examples/http-simple.roc
@@ -1,6 +1,6 @@
 ## Fetch UTF-8, JSON, and HTML responses from a local HTTP server.
 app [main!] {
-	pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst",
+	pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst",
 	http: "https://github.com/roc-lang/http/releases/download/1.0.0/6ZUwqYhCS8PU9Mo6MF7oV82ET2o7KYb57CLKDq4cq4sS.tar.zst",
 }
 

diff --git a/examples/locale.roc b/examples/locale.roc
@@ -1,5 +1,5 @@
 ## Parse, encode, and inspect the system's preferred locales.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/path.roc b/examples/path.roc
@@ -1,5 +1,5 @@
 ## Inspect a path's filename, extension, string representation, and type (file/dir/symlink).
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr exposing [OsStr]
 import pf.Stdout

diff --git a/examples/print.roc b/examples/print.roc
@@ -1,5 +1,5 @@
 ## Write text, lines and lists to standard output and standard error.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/random.roc b/examples/random.roc
@@ -1,5 +1,5 @@
 ## Generate random 32-bit and 64-bit seed values.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/sqlite-basic.roc b/examples/sqlite-basic.roc
@@ -1,5 +1,5 @@
 ## Query a SQLite database and decode rows into records.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Env

diff --git a/examples/sqlite-everything.roc b/examples/sqlite-everything.roc
@@ -1,5 +1,5 @@
 ## Shows SQLite queries, decoders, nullable values, and prepared writes.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Env

diff --git a/examples/stdin-basic.roc b/examples/stdin-basic.roc
@@ -1,5 +1,5 @@
 ## Prompt for two lines of standard input and print a greeting.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdin

diff --git a/examples/stdin-pipe.roc b/examples/stdin-pipe.roc
@@ -1,5 +1,5 @@
 ## Read piped bytes to end-of-input and validate them as UTF-8.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdin

diff --git a/examples/tcp-client.roc b/examples/tcp-client.roc
@@ -1,5 +1,5 @@
 ## Exchange lines with a local TCP echo server using buffered stream operations.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Tcp

diff --git a/examples/temp-dir.roc b/examples/temp-dir.roc
@@ -1,5 +1,5 @@
 ## Print the operating system's default temporary directory.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/terminal-app-snake.roc b/examples/terminal-app-snake.roc
@@ -1,5 +1,5 @@
 ## Build a small full-screen snake game using terminal raw mode.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdin

diff --git a/examples/time.roc b/examples/time.roc
@@ -1,5 +1,5 @@
 ## Measure a sleep interval and format the current UTC time.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/tty.roc b/examples/tty.roc
@@ -1,5 +1,5 @@
 ## Enable terminal raw mode, read one key, and restore normal behavior.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout

diff --git a/examples/url.roc b/examples/url.roc
@@ -1,5 +1,5 @@
 ## Build a validated search URL while encoding path and query components.
-app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0-rc4/FvCh4vdqm3nBY6DWEfZ8RuGCVfjuMY43HA8KSNk9qVDn.tar.zst" }
+app [main!] { pf: platform "https://github.com/roc-lang/basic-cli/releases/download/0.21.0/4rAQg8kUYZ3Vksr4qMQHpaFYNiHSn9GgS7gVxghd1XYV.tar.zst" }
 
 import pf.OsStr
 import pf.Stdout