build: Keep debug symbols in release code

for sentry.io

src-tauri/Cargo.toml

@@ -9,6 +9,12 @@ edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[profile.release]
+# Keeps line tables in built binary
+# c.f.: https://doc.rust-lang.org/cargo/reference/profiles.html#debug
+# This is done to see line numbers in stack trace on sentry.io
+debug = 1
+
 [lib]
 # The `_lib` suffix may seem redundant but it is necessary
 # to make the lib name unique and wouldn't conflict with the bin name.