feat: BreakPilot PWA - Full codebase (clean push without large binaries)

All services: admin-v2, studio-v2, website, ai-compliance-sdk,
consent-service, klausur-service, voice-service, and infrastructure.
Large PDFs and compiled binaries excluded via .gitignore.

backend/alembic.ini

@@ -0,0 +1,72 @@
+# Alembic Configuration fuer Classroom Engine (Feature f15)
+#
+# Migration-Tool fuer PostgreSQL Schema-Aenderungen.
+
+[alembic]
+# Pfad zum migrations-Verzeichnis
+script_location = alembic
+
+# Template fuer neue Migrationen
+file_template = %%(year)d%%(month).2d%%(day).2d_%%(hour).2d%%(minute).2d_%%(rev)s_%%(slug)s
+
+# Prepend sys.path
+prepend_sys_path = .
+
+# Timezone fuer Revisions
+timezone = UTC
+
+# Truncate slug
+truncate_slug_length = 40
+
+# Version locations
+version_locations = %(here)s/alembic/versions
+
+# Output encoding
+output_encoding = utf-8
+
+# Database URL (wird von env.py ueberschrieben)
+sqlalchemy.url = postgresql://breakpilot:breakpilot123@localhost:5432/breakpilot
+
+
+[post_write_hooks]
+# Formatierung nach Migration-Erstellung
+# hooks = black
+# black.type = console_scripts
+# black.entrypoint = black
+# black.options = -q
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S