Add Windows exe icon, clean release filenames, fix Linux build

- Embed microphone icon in Windows exe via winresource
- Rename release artifacts to friendly names (linux-x86_64, windows-x86_64)
- Fix warn macro import for Linux build
- Add cargo PATH to release script
- Fix tea CLI asset upload syntax

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Cargo.lock

@@ -2224,7 +2224,7 @@ dependencies = [
 
 [[package]]
 name = "mouth"
-version = "0.1.0"
+version = "0.2.0"
 dependencies = [
  "anyhow",
  "arboard",
@@ -2252,6 +2252,7 @@ dependencies = [
  "tray-icon",
  "windows-sys 0.59.0",
  "winit",
+ "winresource",
 ]
 
 [[package]]
@@ -3635,6 +3636,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_spanned"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6662b5879511e06e8999a8a235d848113e942c9124f211511b16466ee2995f26"
+dependencies = [
+ "serde_core",
+]
+
 [[package]]
 name = "serde_urlencoded"
 version = "0.7.1"
@@ -3962,7 +3972,7 @@ dependencies = [
  "cfg-expr",
  "heck 0.5.0",
  "pkg-config",
- "toml",
+ "toml 0.8.2",
  "version-compare",
 ]
 
@@ -4179,11 +4189,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "185d8ab0dfbb35cf1399a6344d8484209c088f75f8f68230da55d48d95d43e3d"
 dependencies = [
  "serde",
- "serde_spanned",
+ "serde_spanned 0.6.9",
  "toml_datetime 0.6.3",
  "toml_edit 0.20.2",
 ]
 
+[[package]]
+name = "toml"
+version = "1.1.2+spec-1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81f3d15e84cbcd896376e6730314d59fb5a87f31e4b038454184435cd57defee"
+dependencies = [
+ "indexmap",
+ "serde_core",
+ "serde_spanned 1.1.1",
+ "toml_datetime 1.1.1+spec-1.1.0",
+ "toml_parser",
+ "toml_writer",
+ "winnow 1.0.1",
+]
+
 [[package]]
 name = "toml_datetime"
 version = "0.6.3"
@@ -4221,7 +4246,7 @@ checksum = "396e4d48bbb2b7554c944bde63101b5ae446cff6ec4a24227428f15eb72ef338"
 dependencies = [
  "indexmap",
  "serde",
- "serde_spanned",
+ "serde_spanned 0.6.9",
  "toml_datetime 0.6.3",
  "winnow 0.5.40",
 ]
@@ -4247,6 +4272,12 @@ dependencies = [
  "winnow 1.0.1",
 ]
 
+[[package]]
+name = "toml_writer"
+version = "1.1.1+spec-1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "756daf9b1013ebe47a8776667b466417e2d4c5679d441c26230efd9ef78692db"
+
 [[package]]
 name = "tower"
 version = "0.5.3"
@@ -5303,6 +5334,16 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "winresource"
+version = "0.1.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0986a8b1d586b7d3e4fe3d9ea39fb451ae22869dcea4aa109d287a374d866087"
+dependencies = [
+ "toml 1.1.2+spec-1.1.0",
+ "version_check",
+]
+
 [[package]]
 name = "wit-bindgen"
 version = "0.51.0"