build(macos): require macOS 10.15 so whisper.cpp builds

.cargo/config.toml

@@ -3,3 +3,7 @@
 # cross-target builds (universal macOS) and ties release binaries to the
 # build machine's CPU. whisper-rs-sys forwards GGML_* env vars to CMake.
 GGML_NATIVE = "OFF"
+# whisper.cpp uses std::filesystem, available from macOS 10.15. Keeps plain
+# cargo builds and the whisper-rs-sys CMake build on the same target as the
+# bundle (ignored outside Apple targets).
+MACOSX_DEPLOYMENT_TARGET = "10.15"

CHANGELOG.md

@@ -51,6 +51,7 @@ Features that are only available in a paid edition are marked with
   so they can be compared against a second source.
 
 ### Changed
+- macOS 10.15 (Catalina) or later is now required.
 - The AI answers in the interface language by default; session titles,
   closing notes and summaries follow it. Date and time follow the selected
   language instead of the system setting, and the language picker shows each

README.md

@@ -73,7 +73,7 @@ smart_ssh/
 
 Fertige Installer und Binaries für alle Plattformen stehen unter [Releases](https://github.com/brokoskokoli/smart_ssh/releases) bereit:
 
-- **macOS:** `.dmg`-Installer *(Universal Binary für Apple Silicon & Intel)*
+- **macOS:** `.dmg`-Installer *(Universal Binary für Apple Silicon & Intel, ab macOS 10.15 Catalina)*
 - **Windows:** `.msi` / `.exe`-Installer *(x64)*
 - **Linux:** `.AppImage` *(direkt startbar)* oder `.deb`-Paket
 

README_DEV.md

@@ -57,7 +57,7 @@ git push origin main --tags
 ### Release Workflow ([`.github/workflows/release.yml`](./.github/workflows/release.yml))
 When a `v*` tag is pushed (or triggered manually via **Workflow Dispatch** in GitHub Actions):
 - Builds native bundles across:
-  - **macOS** (`macos-latest`): Universal binary (`.dmg`, `.app` for both Apple Silicon and Intel)
+  - **macOS** (`macos-latest`): Universal binary (`.dmg`, `.app` for both Apple Silicon and Intel; minimum macOS 10.15 Catalina)
   - **Windows** (`windows-latest`): `.msi` and `.exe` installers
   - **Linux** (`ubuntu-22.04`): `.deb` and `.AppImage` packages
 - Automatically creates a GitHub Draft Release under the **Releases** section with all installers and binaries attached for download.

apps/smart-ssh-community/tauri.conf.json

@@ -42,6 +42,7 @@
       "icons/icon.ico"
     ],
     "macOS": {
+      "minimumSystemVersion": "10.15",
       "hardenedRuntime": true,
       "entitlements": "entitlements.plist"
     }