Initial commit: Kareer, a Kirigami job application tracker

C++/Qt6/KDE Frameworks 6 app with a SQLite-backed data layer, a
Sankey-diagram dashboard, and a full CLI (add/list/show/update/stage/
delete/stats/stages) for scripting from other tools.

.gitignore

@@ -0,0 +1,10 @@
+# Build output
+/build/
+/builddir/
+# Flatpak build artifacts
+/.flatpak-builder/
+/repo/
+*.flatpak
+# Editor / misc
+*.user
+*.autosave