kin: KIN-016 Агенты должны уметь говорить 'не могу'. Если агент не может выполнить задачу (нет доступа, не понимает, выходит за компетенцию) — он должен вернуть status: blocked с причиной, а не пытаться угадывать. PM при получении blocked от агента — эскалирует к человеку через GUI (уведомление) и Telegram (когда будет).

core/db.py

@@ -23,6 +23,12 @@ CREATE TABLE IF NOT EXISTS projects (
     language TEXT DEFAULT 'ru',
     execution_mode TEXT NOT NULL DEFAULT 'review',
     deploy_command TEXT,
+    project_type TEXT DEFAULT 'development',
+    ssh_host TEXT,
+    ssh_user TEXT,
+    ssh_key_path TEXT,
+    ssh_proxy_jump TEXT,
+    description TEXT,
     created_at DATETIME DEFAULT CURRENT_TIMESTAMP
 );
 
@@ -43,6 +49,9 @@ CREATE TABLE IF NOT EXISTS tasks (
     forgejo_issue_id INTEGER,
     execution_mode TEXT,
     blocked_reason TEXT,
+    blocked_at DATETIME,
+    blocked_agent_role TEXT,
+    blocked_pipeline_step TEXT,
     dangerously_skipped BOOLEAN DEFAULT 0,
     revise_comment TEXT,
     category TEXT DEFAULT NULL,
@@ -95,6 +104,21 @@ CREATE TABLE IF NOT EXISTS modules (
     UNIQUE(project_id, name)
 );
 
+-- Фазы исследования нового проекта (research workflow KIN-059)
+CREATE TABLE IF NOT EXISTS project_phases (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    project_id TEXT NOT NULL REFERENCES projects(id),
+    role TEXT NOT NULL,
+    phase_order INTEGER NOT NULL,
+    status TEXT DEFAULT 'pending',
+    task_id TEXT REFERENCES tasks(id),
+    revise_count INTEGER DEFAULT 0,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE INDEX IF NOT EXISTS idx_phases_project ON project_phases(project_id, phase_order);
+
 -- Pipelines (история запусков)
 CREATE TABLE IF NOT EXISTS pipelines (
     id INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -250,6 +274,16 @@ def _migrate(conn: sqlite3.Connection):
         conn.execute("ALTER TABLE tasks ADD COLUMN category TEXT DEFAULT NULL")
         conn.commit()
 
+    if "blocked_at" not in task_cols:
+        conn.execute("ALTER TABLE tasks ADD COLUMN blocked_at DATETIME")
+        conn.commit()
+    if "blocked_agent_role" not in task_cols:
+        conn.execute("ALTER TABLE tasks ADD COLUMN blocked_agent_role TEXT")
+        conn.commit()
+    if "blocked_pipeline_step" not in task_cols:
+        conn.execute("ALTER TABLE tasks ADD COLUMN blocked_pipeline_step TEXT")
+        conn.commit()
+
     if "obsidian_vault_path" not in proj_cols:
         conn.execute("ALTER TABLE projects ADD COLUMN obsidian_vault_path TEXT")
         conn.commit()
@@ -258,10 +292,50 @@ def _migrate(conn: sqlite3.Connection):
         conn.execute("ALTER TABLE projects ADD COLUMN deploy_command TEXT")
         conn.commit()
 
-    # Migrate audit_log table (KIN-021)
+    if "project_type" not in proj_cols:
+        conn.execute("ALTER TABLE projects ADD COLUMN project_type TEXT DEFAULT 'development'")
+        conn.commit()
+
+    if "ssh_host" not in proj_cols:
+        conn.execute("ALTER TABLE projects ADD COLUMN ssh_host TEXT")
+        conn.commit()
+
+    if "ssh_user" not in proj_cols:
+        conn.execute("ALTER TABLE projects ADD COLUMN ssh_user TEXT")
+        conn.commit()
+
+    if "ssh_key_path" not in proj_cols:
+        conn.execute("ALTER TABLE projects ADD COLUMN ssh_key_path TEXT")
+        conn.commit()
+
+    if "ssh_proxy_jump" not in proj_cols:
+        conn.execute("ALTER TABLE projects ADD COLUMN ssh_proxy_jump TEXT")
+        conn.commit()
+
+    if "description" not in proj_cols:
+        conn.execute("ALTER TABLE projects ADD COLUMN description TEXT")
+        conn.commit()
+
+    # Migrate audit_log + project_phases tables
     existing_tables = {r[0] for r in conn.execute(
         "SELECT name FROM sqlite_master WHERE type='table'"
     ).fetchall()}
+    if "project_phases" not in existing_tables:
+        conn.executescript("""
+            CREATE TABLE IF NOT EXISTS project_phases (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                project_id TEXT NOT NULL REFERENCES projects(id),
+                role TEXT NOT NULL,
+                phase_order INTEGER NOT NULL,
+                status TEXT DEFAULT 'pending',
+                task_id TEXT REFERENCES tasks(id),
+                revise_count INTEGER DEFAULT 0,
+                created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+                updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+            );
+            CREATE INDEX IF NOT EXISTS idx_phases_project ON project_phases(project_id, phase_order);
+        """)
+        conn.commit()
     if "audit_log" not in existing_tables:
         conn.executescript("""
             CREATE TABLE IF NOT EXISTS audit_log (