Implement Milestone 2 profile schema, dialog, and connect lifecycle

src/profile_repository.h

@@ -2,14 +2,20 @@
 #define ORBITHUB_PROFILE_REPOSITORY_H
 
 #include <QString>
+#include <QtGlobal>
 
 #include <optional>
 #include <vector>
 
 struct Profile
 {
-    qint64 id;
+    qint64 id = -1;
     QString name;
+    QString host;
+    int port = 22;
+    QString username;
+    QString protocol = QStringLiteral("SSH");
+    QString authMode = QStringLiteral("Password");
 };
 
 class ProfileRepository
@@ -19,17 +25,22 @@ public:
     ~ProfileRepository();
 
     QString initError() const;
+    QString lastError() const;
 
     std::vector<Profile> listProfiles(const QString& searchQuery = QString()) const;
-    std::optional<Profile> createProfile(const QString& name) const;
-    bool updateProfile(qint64 id, const QString& name) const;
+    std::optional<Profile> getProfile(qint64 id) const;
+    std::optional<Profile> createProfile(const Profile& profile) const;
+    bool updateProfile(const Profile& profile) const;
     bool deleteProfile(qint64 id) const;
 
 private:
     QString m_connectionName;
     QString m_initError;
+    mutable QString m_lastError;
 
     bool initializeDatabase();
+    bool ensureProfileSchema() const;
+    void setLastError(const QString& error) const;
 };
 
 #endif