.gitignore

@@ -10,6 +10,3 @@ pipekit.db-shm
 
 # Local Claude Code settings.
 .claude/settings.local.json
-
-# Python venv created by deploy.sh.
-.venv/

bin/pipekit

@@ -1,9 +1,4 @@
 #!/usr/bin/env bash
-# Thin launcher: prefer the repo venv if deploy.sh created one,
-# else fall back to system python3.
+# Thin launcher: run `pipekit` from anywhere.
 set -euo pipefail
-REPO="$(cd "$(dirname "$(readlink -f "$0")")/.." && pwd)"
-if [ -x "$REPO/.venv/bin/python3" ]; then
-    exec "$REPO/.venv/bin/python3" -m pipekit "$@"
-fi
 exec python3 -m pipekit "$@"

config.yaml

@@ -1,8 +1,7 @@
 database: /opt/pipekit/pipekit.db
 jrunner_path: /usr/local/bin/jrunner
 driver_dir: /opt/pipekit/drivers/
-api_host: 0.0.0.0
-api_port: 8200
+api_port: 8100
 # smtp:
 #   host: smtp.example.com
 #   port: 587

deploy.sh

@@ -1,97 +0,0 @@
-#!/usr/bin/env bash
-# Pipekit deployment — idempotent. Re-run any time.
-#
-# Steps:
-#   1. Check prerequisites (python3, jrunner on PATH)
-#   2. Create Python venv at $REPO/.venv and install requirements
-#   3. Install launcher at /usr/local/bin/pipekit (wraps the venv python)
-#   4. Ensure /etc/pipekit/secrets.env exists (mode 0600, placeholder body)
-#   5. Run `pipekit init` to create/upgrade the SQLite schema
-#   6. Register driver rows for every JDBC jar shipped with jrunner
-#
-# After running:
-#   - Set DB passwords with: sudo pipekit secrets set <KEY>
-#   - See systemd/pipekit.service for a unit file template
-
-set -euo pipefail
-
-REPO_DIR="${PIPEKIT_REPO:-$(cd "$(dirname "$0")" && pwd)}"
-VENV_DIR="$REPO_DIR/.venv"
-LAUNCHER="/usr/local/bin/pipekit"
-CONFIG_DIR="/etc/pipekit"
-SECRETS_FILE="$CONFIG_DIR/secrets.env"
-
-if [ "$EUID" -ne 0 ]; then
-    exec sudo -H -E "$0" "$@"
-fi
-
-echo "== pipekit deploy =="
-echo "repo:    $REPO_DIR"
-echo "venv:    $VENV_DIR"
-echo "secrets: $SECRETS_FILE"
-echo ""
-
-command -v python3 >/dev/null || { echo "ERROR: python3 not on PATH"; exit 1; }
-command -v jrunner >/dev/null || { echo "ERROR: jrunner not on PATH — install /opt/jrunner first"; exit 1; }
-
-if [ ! -d "$VENV_DIR" ]; then
-    echo "Creating venv at $VENV_DIR"
-    python3 -m venv "$VENV_DIR"
-fi
-"$VENV_DIR/bin/pip" install --quiet --upgrade pip
-"$VENV_DIR/bin/pip" install --quiet -r "$REPO_DIR/requirements.txt"
-echo "Python deps installed."
-
-# The in-repo bin/pipekit auto-detects .venv at runtime; no rewrite needed.
-chmod +x "$REPO_DIR/bin/pipekit"
-ln -sf "$REPO_DIR/bin/pipekit" "$LAUNCHER"
-echo "Launcher: $LAUNCHER -> $REPO_DIR/bin/pipekit"
-
-install -d -m 0755 "$CONFIG_DIR"
-if [ ! -f "$SECRETS_FILE" ]; then
-    install -m 0600 /dev/null "$SECRETS_FILE"
-    cat > "$SECRETS_FILE" <<'EOF'
-# pipekit secrets — sourced by the service process (EnvironmentFile=)
-# or by the shell before `pipekit serve`. One KEY=VALUE per line.
-# Connection rows reference these as $KEY (e.g. password: "$DB2PW").
-#
-# This file must stay mode 0600 and out of version control.
-# Use `sudo pipekit secrets set <KEY>` to add entries safely.
-EOF
-    chmod 0600 "$SECRETS_FILE"
-    echo "Created $SECRETS_FILE"
-else
-    echo "Keeping existing $SECRETS_FILE"
-fi
-
-"$LAUNCHER" init
-
-# Register drivers for each JDBC jar jrunner ships with.
-JR_LIB="$(dirname "$(readlink -f "$(command -v jrunner)")")/../lib"
-register_jar() {
-    local kind="$1" pattern="$2"
-    local jar
-    jar="$(find "$JR_LIB" -maxdepth 1 -name "$pattern" 2>/dev/null | head -1)"
-    if [ -n "$jar" ]; then
-        "$LAUNCHER" drivers register "$kind" --jar "$jar"
-    else
-        echo "  (no $pattern in $JR_LIB — skipping $kind)"
-    fi
-}
-register_jar db2   "jt400-*.jar"
-register_jar pg    "postgresql-*.jar"
-register_jar mssql "mssql-jdbc-*.jar"
-
-echo ""
-echo "pipekit deployed."
-echo ""
-echo "Next steps:"
-echo "  1. Set passwords:  sudo pipekit secrets set DB2PW"
-echo "                     sudo pipekit secrets set PGPW"
-echo "  2. Start the server manually:"
-echo "       set -a; source $SECRETS_FILE; set +a"
-echo "       pipekit serve"
-echo "  3. Or install the systemd unit:"
-echo "       sudo cp $REPO_DIR/systemd/pipekit.service /etc/systemd/system/"
-echo "       sudo systemctl daemon-reload"
-echo "       sudo systemctl enable --now pipekit"

pipekit/cli.py

@@ -45,48 +45,6 @@ def cmd_drivers_list(args) -> int:
     return 0
 
 
-_DEFAULT_JDBC_CLASSES = {
-    "db2": "com.ibm.as400.access.AS400JDBCDriver",
-    "pg": "org.postgresql.Driver",
-    "mssql": "com.microsoft.sqlserver.jdbc.SQLServerDriver",
-}
-
-
-def cmd_drivers_register(args) -> int:
-    try:
-        drivers.get_driver(args.kind)
-    except ValueError as e:
-        print(f"error: {e}")
-        return 1
-
-    existing = [d for d in repo.list_drivers() if d["kind"] == args.kind]
-    if existing and not args.force:
-        print(f"driver kind {args.kind!r} already registered as "
-              f"{existing[0]['name']!r} (id={existing[0]['id']}). "
-              f"Use --force to add a second row.")
-        return 0
-
-    class_name = args.class_name or _DEFAULT_JDBC_CLASSES.get(args.kind)
-    if not class_name:
-        print(f"error: no built-in JDBC class for kind {args.kind!r}; "
-              f"pass --class explicitly")
-        return 1
-
-    import os
-    if not os.path.exists(args.jar):
-        print(f"warning: jar {args.jar!r} does not exist "
-              f"(registering anyway)")
-
-    name = args.name or f"{args.kind}-jdbc"
-    row = repo.create_driver(
-        name=name, kind=args.kind, jar_file=args.jar,
-        class_name=class_name, url_template=args.url_template,
-    )
-    print(f"registered driver id={row['id']} name={row['name']!r} "
-          f"kind={row['kind']!r}")
-    return 0
-
-
 def cmd_drivers_show(args) -> int:
     try:
         d = drivers.get_driver(args.kind)
@@ -137,10 +95,8 @@ def cmd_serve(args) -> int:
     import uvicorn
     from .api import create_app
 
-    cfg = get_config()
-    host = args.host or cfg.api_host
-    port = args.port or cfg.api_port
-    uvicorn.run(create_app(), host=host, port=port, reload=args.reload)
+    port = args.port or get_config().api_port
+    uvicorn.run(create_app(), host=args.host, port=port, reload=args.reload)
     return 0
 
 
@@ -157,101 +113,6 @@ def cmd_set_password(args) -> int:
     return 0
 
 
-_DEFAULT_SECRETS_FILE = "/etc/pipekit/secrets.env"
-
-
-def _secrets_path(args) -> str:
-    import os
-    return (getattr(args, "file", None)
-            or os.environ.get("PIPEKIT_SECRETS")
-            or _DEFAULT_SECRETS_FILE)
-
-
-def cmd_secrets_list(args) -> int:
-    import os
-    path = _secrets_path(args)
-    if not os.path.exists(path):
-        print(f"{path}: no such file")
-        return 0
-    keys: list[str] = []
-    with open(path) as f:
-        for line in f:
-            s = line.strip()
-            if not s or s.startswith("#") or "=" not in s:
-                continue
-            keys.append(s.split("=", 1)[0])
-    print(f"{path} — {len(keys)} secret(s):")
-    for k in keys:
-        print(f"  {k}")
-    return 0
-
-
-def cmd_secrets_set(args) -> int:
-    import getpass
-    import os
-    import stat
-    path = _secrets_path(args)
-    value = args.value if args.value is not None else getpass.getpass(
-        f"value for {args.key}: ")
-    if not value:
-        print("error: empty value")
-        return 1
-
-    lines: list[str] = []
-    replaced = False
-    if os.path.exists(path):
-        with open(path) as f:
-            for line in f:
-                s = line.strip()
-                if s and not s.startswith("#") and "=" in s \
-                        and s.split("=", 1)[0] == args.key:
-                    lines.append(f"{args.key}={value}\n")
-                    replaced = True
-                else:
-                    lines.append(line)
-    if not replaced:
-        if lines and not lines[-1].endswith("\n"):
-            lines.append("\n")
-        lines.append(f"{args.key}={value}\n")
-
-    os.makedirs(os.path.dirname(path), exist_ok=True)
-    tmp = path + ".tmp"
-    with open(tmp, "w") as f:
-        f.writelines(lines)
-    os.chmod(tmp, stat.S_IRUSR | stat.S_IWUSR)  # 0600
-    os.replace(tmp, path)
-    print(f"{'updated' if replaced else 'added'} {args.key} in {path}")
-    return 0
-
-
-def cmd_secrets_unset(args) -> int:
-    import os
-    path = _secrets_path(args)
-    if not os.path.exists(path):
-        print(f"{path}: no such file")
-        return 1
-    kept: list[str] = []
-    removed = False
-    with open(path) as f:
-        for line in f:
-            s = line.strip()
-            if s and not s.startswith("#") and "=" in s \
-                    and s.split("=", 1)[0] == args.key:
-                removed = True
-                continue
-            kept.append(line)
-    if not removed:
-        print(f"{args.key} not set in {path}")
-        return 0
-    tmp = path + ".tmp"
-    with open(tmp, "w") as f:
-        f.writelines(kept)
-    os.chmod(tmp, 0o600)
-    os.replace(tmp, path)
-    print(f"removed {args.key} from {path}")
-    return 0
-
-
 def _report(checks) -> int:
     width = max(len(name) for name, _, _ in checks)
     failures = 0
@@ -289,21 +150,6 @@ def main(argv: list[str] | None = None) -> int:
     p_drv_show.add_argument("kind", help="one of the kinds from `pipekit drivers list`")
     p_drv_show.set_defaults(func=cmd_drivers_show)
 
-    p_drv_reg = drv_sub.add_parser(
-        "register", help="add a driver row to the database")
-    p_drv_reg.add_argument("kind", help="driver kind (db2, pg, mssql)")
-    p_drv_reg.add_argument("--jar", required=True,
-                            help="absolute path to the JDBC jar")
-    p_drv_reg.add_argument("--name",
-                            help="registry name (default: <kind>-jdbc)")
-    p_drv_reg.add_argument("--class", dest="class_name",
-                            help="JDBC Driver class (default: built-in per kind)")
-    p_drv_reg.add_argument("--url-template",
-                            help="optional JDBC URL template for the wizard")
-    p_drv_reg.add_argument("--force", action="store_true",
-                            help="register even if a row for this kind exists")
-    p_drv_reg.set_defaults(func=cmd_drivers_register)
-
     p_run = sub.add_parser("run", help="run a module by name (synchronous)")
     p_run.add_argument("module", help="module name")
     p_run.add_argument("--dry-run", action="store_true",
@@ -311,8 +157,7 @@ def main(argv: list[str] | None = None) -> int:
     p_run.set_defaults(func=cmd_run)
 
     p_serve = sub.add_parser("serve", help="start the HTTP API")
-    p_serve.add_argument("--host", default=None,
-                          help="defaults to config.yaml api_host (127.0.0.1)")
+    p_serve.add_argument("--host", default="127.0.0.1")
     p_serve.add_argument("--port", type=int, default=None,
                           help="defaults to config.yaml api_port")
     p_serve.add_argument("--reload", action="store_true")
@@ -322,27 +167,6 @@ def main(argv: list[str] | None = None) -> int:
     p_pw.add_argument("username")
     p_pw.set_defaults(func=cmd_set_password)
 
-    p_sec = sub.add_parser(
-        "secrets",
-        help=f"manage the env-var file for DB passwords (default {_DEFAULT_SECRETS_FILE})")
-    sec_sub = p_sec.add_subparsers(dest="sec_cmd", required=True)
-
-    p_sec_list = sec_sub.add_parser("list", help="list keys in the secrets file")
-    p_sec_list.add_argument("--file", help=f"override path (default {_DEFAULT_SECRETS_FILE})")
-    p_sec_list.set_defaults(func=cmd_secrets_list)
-
-    p_sec_set = sec_sub.add_parser("set", help="add or update a KEY (prompted if value omitted)")
-    p_sec_set.add_argument("key")
-    p_sec_set.add_argument("value", nargs="?", default=None,
-                             help="value; omit to be prompted (safer)")
-    p_sec_set.add_argument("--file", help=f"override path (default {_DEFAULT_SECRETS_FILE})")
-    p_sec_set.set_defaults(func=cmd_secrets_set)
-
-    p_sec_unset = sec_sub.add_parser("unset", help="remove a KEY from the secrets file")
-    p_sec_unset.add_argument("key")
-    p_sec_unset.add_argument("--file", help=f"override path (default {_DEFAULT_SECRETS_FILE})")
-    p_sec_unset.set_defaults(func=cmd_secrets_unset)
-
     args = p.parse_args(argv)
     return args.func(args)
 

pipekit/config.py

@@ -28,10 +28,6 @@ class Config:
     def api_port(self) -> int:
         return int(self._data.get("api_port", 8100))
 
-    @property
-    def api_host(self) -> str:
-        return str(self._data.get("api_host", "127.0.0.1"))
-
     def get(self, key: str, default=None):
         return self._data.get(key, default)
 

pipekit/engine/runner.py

@@ -91,19 +91,16 @@ def run_module(module_id: int, *, group_run_id: int | None = None,
             status = "success"
             return RunOutcome(run_id, status, None, None, resolved_sql, merge_sql)
 
-        # 4. (re)create staging from dest. DROP+CREATE (not IF NOT EXISTS) so
-        # any drift — dest columns added since staging was last made — is
-        # self-healing. Staging is ephemeral per SPEC; nothing of value lives
-        # between runs.
+        # 4. ensure staging table exists on dest. Mirror the real dest schema
+        # so jrunner's auto-DELETE and the subsequent merge INSERT both find
+        # a table to work on. Idempotent — no-op after first run.
         staging_schema, _, _ = module["staging_table"].partition(".")
         if staging_schema and staging_schema != module["staging_table"]:
             jrunner.run_dest_sql(
                 dest_conn, f"CREATE SCHEMA IF NOT EXISTS {staging_schema};")
-        jrunner.run_dest_sql(
-            dest_conn, f"DROP TABLE IF EXISTS {module['staging_table']};")
         jrunner.run_dest_sql(
             dest_conn,
-            f"CREATE TABLE {module['staging_table']} "
+            f"CREATE TABLE IF NOT EXISTS {module['staging_table']} "
             f"(LIKE {module['dest_table']} INCLUDING ALL);",
         )
 
@@ -131,9 +128,6 @@ def run_module(module_id: int, *, group_run_id: int | None = None,
 
     except Exception as e:                                       # noqa: BLE001
         error = f"{type(e).__name__}: {e}\n{traceback.format_exc()}"
-        if isinstance(e, jrunner.JrunnerError):
-            repo.log_run_output(run_id, jrunner_stdout=e.stdout,
-                                jrunner_stderr=e.stderr)
         # Failure-path hooks, if any. Never let these mask the real error.
         try:
             hook_log = _run_hooks(module_id, fail_fast=False,

pipekit/jrunner.py

@@ -125,9 +125,6 @@ def query(
     if r.returncode != 0:
         raise JrunnerError(r.stderr.strip() or r.stdout.strip(),
                            stdout=r.stdout, stderr=r.stderr)
-    silent = _detect_silent_failure(r.stdout, r.stderr)
-    if silent:
-        raise JrunnerError(silent, stdout=r.stdout, stderr=r.stderr)
 
     reader = csv.reader(io.StringIO(r.stdout))
     header = next(reader, [])
@@ -172,9 +169,6 @@ def migrate(
     if r.returncode != 0:
         raise JrunnerError(r.stderr.strip() or r.stdout.strip(),
                            stdout=r.stdout, stderr=r.stderr)
-    silent = _detect_silent_failure(r.stdout, r.stderr)
-    if silent:
-        raise JrunnerError(silent, stdout=r.stdout, stderr=r.stderr)
 
     return MigrateResult(
         row_count=_parse_row_count(r.stdout + "\n" + r.stderr),
@@ -208,35 +202,6 @@ def _parse_row_count(text: str) -> int | None:
     return None
 
 
-# jrunner catches SQLException, prints the stack trace, then exits 0 at
-# nearly every failure site (see jrunner.java). Detect those by scanning
-# for a Java stack-trace signature so callers don't treat silent failures
-# as success.
-_STACK_FRAME_RE = re.compile(r"^\s*at [\w.$<>]+\([^)\n]*\.java:\d+\)", re.M)
-_EXCEPTION_HEADER_RE = re.compile(
-    r"^(?:[\w.$]+\.)*[\w$]+(?:Exception|Error)(?::[^\n]*)?$", re.M)
-
-# jrunner runs query-mode SQL with `executeQuery`, which requires the
-# statement to produce a ResultSet. DDL/DML (CREATE, TRUNCATE, INSERT)
-# still executes, but PG then throws "No results were returned by the
-# query." The statement succeeded — ignore the trace.
-_BENIGN_EXCEPTION_SUBSTRINGS = (
-    "No results were returned by the query",
-)
-
-
-def _detect_silent_failure(stdout: str, stderr: str) -> str | None:
-    """Return a short error summary if jrunner exited 0 but logged a failure."""
-    combined = (stderr or "") + "\n" + (stdout or "")
-    if not _STACK_FRAME_RE.search(combined):
-        return None
-    m = _EXCEPTION_HEADER_RE.search(combined)
-    header = m.group(0).strip() if m else "jrunner logged a Java stack trace but exited 0"
-    if any(s in header for s in _BENIGN_EXCEPTION_SUBSTRINGS):
-        return None
-    return header
-
-
 class JrunnerError(RuntimeError):
     def __init__(self, message: str, *, stdout: str = "", stderr: str = ""):
         super().__init__(message)

pipekit/repo.py

@@ -177,40 +177,6 @@ def list_modules() -> list[dict]:
         return [dict(r) for r in c.execute("SELECT * FROM module ORDER BY name")]
 
 
-def update_module(module_id: int, *, name: str | None = None,
-                  source_connection_id: int | None = None,
-                  dest_connection_id: int | None = None,
-                  dest_table: str | None = None,
-                  staging_table: str | None = None,
-                  source_query: str | None = None,
-                  merge_strategy: str | None = None,
-                  merge_key: str | None = None,
-                  dest_description: str | None = None,
-                  enabled: int | None = None) -> dict | None:
-    fields: list[str] = []
-    values: list = []
-    for col, val in (("name", name),
-                     ("source_connection_id", source_connection_id),
-                     ("dest_connection_id", dest_connection_id),
-                     ("dest_table", dest_table),
-                     ("staging_table", staging_table),
-                     ("source_query", source_query),
-                     ("merge_strategy", merge_strategy),
-                     ("merge_key", merge_key),
-                     ("dest_description", dest_description),
-                     ("enabled", enabled)):
-        if val is not None:
-            fields.append(f"{col}=?")
-            values.append(val)
-    if not fields:
-        return get_module(module_id)
-    fields.append("updated_at=datetime('now')")
-    values.append(module_id)
-    with db.connect() as c:
-        c.execute(f"UPDATE module SET {', '.join(fields)} WHERE id=?", values)
-    return get_module(module_id)
-
-
 class ModuleRunning(RuntimeError):
     """Raised by delete_module when the module is currently running."""
 

pipekit/web/app.py

@@ -13,7 +13,6 @@ wizard, editors, and SSE-driven live run watch come next.
 from __future__ import annotations
 
 from pathlib import Path
-from urllib.parse import urlencode
 
 from fastapi import APIRouter, FastAPI, HTTPException, Query, Request
 from fastapi.responses import HTMLResponse, RedirectResponse
@@ -132,72 +131,6 @@ def module_detail(request: Request, module_id: int):
     )
 
 
-@_router.get("/modules/{module_id}/edit", response_class=HTMLResponse)
-def module_edit(request: Request, module_id: int):
-    module = repo.get_module(module_id)
-    if module is None:
-        raise HTTPException(404, f"module id={module_id} not found")
-    return _templates.TemplateResponse(
-        request,
-        "module_form.html",
-        _ctx(module=module, connections=repo.list_connections(),
-             form_action=f"/modules/{module_id}",
-             cancel_url=f"/modules/{module_id}"),
-    )
-
-
-@_router.post("/modules/{module_id}")
-async def module_update(request: Request, module_id: int):
-    module = repo.get_module(module_id)
-    if module is None:
-        raise HTTPException(404, f"module id={module_id} not found")
-    form = await request.form()
-    new_name = form["name"].strip()
-    if new_name != module["name"]:
-        existing = repo.get_module_by_name(new_name)
-        if existing is not None:
-            raise HTTPException(
-                409, f"module name {new_name!r} already exists — pick another")
-
-    merge_strategy = form.get("merge_strategy", "full")
-    if merge_strategy not in ("full", "incremental", "append"):
-        raise HTTPException(400, f"invalid merge_strategy: {merge_strategy!r}")
-
-    new_staging = form["staging_table"].strip()
-    new_description = (form.get("dest_description") or "").strip() or None
-
-    # DDL snap: drop the staging table under its old name (runner recreates
-    # fresh from dest on next run). Re-apply dest COMMENT if it changed.
-    dest_conn = repo.get_connection(module["dest_connection_id"])
-    if dest_conn is not None:
-        try:
-            jrunner.run_dest_sql(
-                dest_conn, f"DROP TABLE IF EXISTS {module['staging_table']};")
-            if new_description != module["dest_description"]:
-                jrunner.run_dest_sql(
-                    dest_conn,
-                    f"COMMENT ON TABLE {module['dest_table']} IS "
-                    f"{_sql_str(new_description or '')};",
-                )
-        except jrunner.JrunnerError as e:
-            raise HTTPException(500, f"dest DDL snap failed: {e}")
-
-    repo.update_module(
-        module_id,
-        name=new_name,
-        source_connection_id=int(form["source_connection_id"]),
-        dest_connection_id=int(form["dest_connection_id"]),
-        dest_table=form["dest_table"].strip(),
-        staging_table=new_staging,
-        source_query=form["source_query"],
-        merge_strategy=merge_strategy,
-        merge_key=(form.get("merge_key") or "").strip() or None,
-        dest_description=new_description,
-        enabled=1 if form.get("enabled") == "1" else 0,
-    )
-    return RedirectResponse(url=f"/modules/{module_id}", status_code=303)
-
-
 @_router.post("/modules/{module_id}/delete")
 def module_delete(module_id: int):
     if repo.get_module(module_id) is None:
@@ -341,23 +274,6 @@ def wizard_step3(request: Request,
     default_dest_conn_id = conn.get("default_dest_connection_id")
     default_dest_schema = conn.get("default_dest_schema") or ""
 
-    # Proactive warning — if the default dest table already exists, surface
-    # its columns now so the user can align picks before submit.
-    dest_warn: dict | None = None
-    if not fetch_error and default_dest_conn_id and default_dest_schema:
-        dest_conn_row = repo.get_connection(default_dest_conn_id)
-        if dest_conn_row is not None:
-            try:
-                existing = _existing_dest_columns(
-                    dest_conn_row, default_dest_schema, default_module_name)
-            except jrunner.JrunnerError:
-                existing = None
-            if existing is not None:
-                dest_warn = {
-                    "qualified": f"{default_dest_schema}.{default_module_name}",
-                    "columns": sorted(existing),
-                }
-
     return _templates.TemplateResponse(
         request,
         "wizard_step3.html",
@@ -367,8 +283,7 @@ def wizard_step3(request: Request,
              table_description=table_description,
              fetch_error=fetch_error, default_module_name=default_module_name,
              default_dest_conn_id=default_dest_conn_id,
-             default_dest_schema=default_dest_schema,
-             dest_warn=dest_warn),
+             default_dest_schema=default_dest_schema),
     )
 
 
@@ -452,63 +367,16 @@ async def wizard_create(request: Request):
         create_table_sql = dest_drv.build_create_table_sql(qualified_dest, chosen)
     except NotImplementedError as e:
         raise HTTPException(400, str(e))
-    effective_staging = staging_table or f"pipekit_staging.{module_name}"
-    staging_schema, _, _ = effective_staging.partition(".")
-
-    # If the dest table already exists, don't clobber it. Verify the picks
-    # match its shape and skip CREATE/COMMENT.
-    try:
-        existing_cols = _existing_dest_columns(
-            dest_conn, dest_schema, dest_table_bare)
-    except jrunner.JrunnerError as e:
-        raise HTTPException(500, f"could not introspect dest: {e}")
-    dest_exists = existing_cols is not None
-    if dest_exists:
-        missing = [c["dest_name"] for c in chosen
-                   if c["dest_name"].lower() not in existing_cols]
-        if missing:
-            back_qs = urlencode(
-                [("source_connection_id", source_connection_id),
-                 ("table", table),
-                 ("table_schema", qvals.get("schema") or qvals.get("library") or ""),
-                 *qvals.items()])
-            return _templates.TemplateResponse(
-                request,
-                "wizard_error.html",
-                _ctx(
-                    title="Dest table column mismatch",
-                    qualified_dest=qualified_dest,
-                    missing=missing,
-                    existing=sorted(existing_cols),
-                    back_qs=back_qs,
-                ),
-                status_code=409,
-            )
-
     try:
         jrunner.run_dest_sql(
             dest_conn,
             f"CREATE SCHEMA IF NOT EXISTS {dest_drv.quote_identifier(dest_schema)};",
         )
-        if not dest_exists:
-            jrunner.run_dest_sql(dest_conn, create_table_sql)
-            comment_sql = _build_comment_sql(dest_drv, qualified_dest,
-                                              dest_description, chosen)
-            if comment_sql:
-                jrunner.run_dest_sql(dest_conn, comment_sql)
-        # Pre-align staging to dest so first run doesn't surprise us.
-        if staging_schema and staging_schema != effective_staging:
-            jrunner.run_dest_sql(
-                dest_conn,
-                f"CREATE SCHEMA IF NOT EXISTS {dest_drv.quote_identifier(staging_schema)};",
-            )
-        jrunner.run_dest_sql(
-            dest_conn, f"DROP TABLE IF EXISTS {effective_staging};")
-        jrunner.run_dest_sql(
-            dest_conn,
-            f"CREATE TABLE {effective_staging} "
-            f"(LIKE {qualified_dest} INCLUDING ALL);",
-        )
+        jrunner.run_dest_sql(dest_conn, create_table_sql)
+        comment_sql = _build_comment_sql(dest_drv, qualified_dest,
+                                          dest_description, chosen)
+        if comment_sql:
+            jrunner.run_dest_sql(dest_conn, comment_sql)
     except jrunner.JrunnerError as e:
         raise HTTPException(500, f"dest provisioning failed: {e}")
 
@@ -532,21 +400,6 @@ def _sql_str(v: str) -> str:
     return "'" + v.replace("'", "''") + "'"
 
 
-def _existing_dest_columns(dest_conn: dict, schema: str,
-                           table: str) -> set[str] | None:
-    """Return lowercase column names of an existing PG dest table, or
-    None if it doesn't exist. PG-only; fine while pg is the sole dest."""
-    r = jrunner.run_dest_sql(
-        dest_conn,
-        f"SELECT column_name FROM information_schema.columns "
-        f"WHERE table_schema={_sql_str(schema)} "
-        f"AND table_name={_sql_str(table)}",
-    )
-    if not r.rows:
-        return None
-    return {row[0].strip().lower() for row in r.rows if row and row[0]}
-
-
 def _build_comment_sql(dest_drv, qualified_dest: str,
                         table_description: str | None,
                         columns: list[dict]) -> str:

pipekit/web/static/style.css

@@ -277,4 +277,3 @@ table.picker tbody tr:hover td { background: #1c2128; }
 }
 .flash.ok { border-color: #2f6b35; background: #16261a; color: #b6dcb8; }
 .flash.err { border-color: #6b2f2f; background: #261616; color: #dcb6b6; }
-.flash.warn { border-color: #6b5a2f; background: #261f16; color: #e1c98a; }

pipekit/web/templates/module_detail.html

@@ -19,7 +19,6 @@
                 <input type="hidden" name="dry_run" value="1">
                 <button type="submit">Dry run</button>
             </form>
-            <a class="btn" href="/modules/{{ module.id }}/edit">Edit</a>
             <form class="inline" method="post" action="/modules/{{ module.id }}/delete"
                   onsubmit="return confirm('Delete module {{ module.name }}? This removes the module and its run history. The dest table is NOT dropped.')">
                 <button type="submit" class="ghost" style="color:var(--danger)">Delete</button>
@@ -42,8 +41,7 @@
     <div>
         <div class="panel">
             <header>Source query
-                <span class="subtitle">free text with <code>{watermark}</code> placeholders</span>
-                <span style="margin-left:auto"><a href="/modules/{{ module.id }}/edit">edit</a></span>
+                <span class="subtitle">free text — edit opens in $EDITOR (TODO)</span>
             </header>
             <div class="body"><pre class="sql">{{ module.source_query }}</pre></div>
         </div>

pipekit/web/templates/module_form.html

@@ -1,115 +0,0 @@
-{% extends "base.html" %}
-{% set section = "modules" %}
-{% block title %}Edit module · {{ module.name }} — Pipekit{% endblock %}
-
-{% block content %}
-<div class="panel">
-    <header>
-        Edit module &middot; {{ module.name }}
-        <span class="subtitle">
-            module #{{ module.id }}
-            {% if module.running %}<span class="pill running">running</span>{% endif %}
-        </span>
-        <span style="margin-left:auto"><a href="{{ cancel_url }}">&larr; back to module</a></span>
-    </header>
-    <div class="body">
-        {% if module.running %}
-        <div class="flash warning" style="margin-bottom:0.8rem">
-            This module is currently running. Saving changes now is allowed but may affect the in-flight run.
-        </div>
-        {% endif %}
-
-        <form method="post" action="{{ form_action }}">
-            <label class="field">
-                <span>name</span>
-                <input type="text" name="name" required value="{{ module.name }}">
-                <span class="help">must be unique; also used as the default staging table suffix</span>
-            </label>
-
-            <div class="two-col" style="gap:1rem">
-                <label class="field">
-                    <span>source connection</span>
-                    <select name="source_connection_id" required>
-                        {% for c in connections %}
-                        <option value="{{ c.id }}"
-                            {% if c.id == module.source_connection_id %}selected{% endif %}>
-                            {{ c.name }}
-                        </option>
-                        {% endfor %}
-                    </select>
-                    <span class="help">where <code>source_query</code> runs</span>
-                </label>
-
-                <label class="field">
-                    <span>dest connection</span>
-                    <select name="dest_connection_id" required>
-                        {% for c in connections %}
-                        <option value="{{ c.id }}"
-                            {% if c.id == module.dest_connection_id %}selected{% endif %}>
-                            {{ c.name }}
-                        </option>
-                        {% endfor %}
-                    </select>
-                    <span class="help">where staging + merge run</span>
-                </label>
-            </div>
-
-            <div class="two-col" style="gap:1rem">
-                <label class="field">
-                    <span>dest table</span>
-                    <input type="text" name="dest_table" required value="{{ module.dest_table }}">
-                    <span class="help"><code>schema.table</code> — editing here does NOT rename the actual table</span>
-                </label>
-
-                <label class="field">
-                    <span>staging table</span>
-                    <input type="text" name="staging_table" required value="{{ module.staging_table }}">
-                    <span class="help">dropped on save; recreated from dest on next run</span>
-                </label>
-            </div>
-
-            <label class="field">
-                <span>source query</span>
-                <textarea name="source_query" rows="14" required class="mono">{{ module.source_query }}</textarea>
-                <span class="help">free text; <code>{name}</code> placeholders resolved from watermarks at run time</span>
-            </label>
-
-            <div class="two-col" style="gap:1rem">
-                <label class="field">
-                    <span>merge strategy</span>
-                    <select name="merge_strategy" required>
-                        {% for s in ("full", "incremental", "append") %}
-                        <option value="{{ s }}" {% if s == module.merge_strategy %}selected{% endif %}>{{ s }}</option>
-                        {% endfor %}
-                    </select>
-                </label>
-
-                <label class="field">
-                    <span>merge key</span>
-                    <input type="text" name="merge_key" value="{{ module.merge_key or '' }}"
-                           placeholder="id  or  (col_a, col_b)">
-                    <span class="help">required for <code>incremental</code>; ignored otherwise</span>
-                </label>
-            </div>
-
-            <label class="field">
-                <span>dest description</span>
-                <textarea name="dest_description" rows="2">{{ module.dest_description or '' }}</textarea>
-                <span class="help">COMMENT ON TABLE value; re-applied on save if changed</span>
-            </label>
-
-            <label class="field" style="flex-direction:row;align-items:center;gap:0.5rem">
-                <input type="checkbox" name="enabled" value="1"
-                       {% if module.enabled %}checked{% endif %}>
-                <span>enabled</span>
-                <span class="help">disabled modules are skipped by group runs; ad-hoc runs still work</span>
-            </label>
-
-            <div class="actions" style="justify-content:flex-end;margin-top:0.8rem">
-                <a class="btn ghost" href="{{ cancel_url }}">cancel</a>
-                <button type="submit" class="primary">save changes</button>
-            </div>
-        </form>
-    </div>
-</div>
-{% endblock %}

pipekit/web/templates/wizard_error.html

@@ -1,57 +0,0 @@
-{% extends "base.html" %}
-{% set section = "modules" %}
-{% block title %}New module — error{% endblock %}
-
-{% block content %}
-<div class="panel">
-    <header>
-        Wizard error
-        <span class="subtitle">{{ title }}</span>
-        <span style="margin-left:auto">
-            <a href="/wizard/columns?{{ back_qs }}">&larr; back to step 3</a>
-        </span>
-    </header>
-    <div class="body">
-        <div class="flash err">
-            Dest table <code>{{ qualified_dest }}</code> already exists, but your
-            picks don't match its schema. Drop the table, choose a different
-            dest table, or align your column picks (dest names) with the
-            existing columns below.
-        </div>
-
-        <div class="two-col">
-            <div class="panel">
-                <header>
-                    Missing from existing table
-                    <span class="subtitle">{{ missing|length }}</span>
-                </header>
-                <div class="body tight">
-                    <table class="grid">
-                        <tbody>
-                        {% for m in missing %}
-                            <tr><td class="mono">{{ m }}</td></tr>
-                        {% endfor %}
-                        </tbody>
-                    </table>
-                </div>
-            </div>
-
-            <div class="panel">
-                <header>
-                    Columns in existing dest
-                    <span class="subtitle">{{ existing|length }}</span>
-                </header>
-                <div class="body tight">
-                    <table class="grid">
-                        <tbody>
-                        {% for c in existing %}
-                            <tr><td class="mono">{{ c }}</td></tr>
-                        {% endfor %}
-                        </tbody>
-                    </table>
-                </div>
-            </div>
-        </div>
-    </div>
-</div>
-{% endblock %}

pipekit/web/templates/wizard_step2.html

@@ -27,45 +27,10 @@
             </label>
             {% endfor %}
 
-            <label class="field">
-                <span>table (skip browse)</span>
-                <input type="text" name="table" id="jump-table"
-                       placeholder="schema.table — or leave blank to browse"
-                       autocomplete="off" spellcheck="false">
-                <span class="help">if you know the table, fill this in and click jump. <code>schema.table</code> auto-populates the qualifier above on tab-out.</span>
-            </label>
-
             <div class="actions" style="margin-top:0.8rem">
                 <button type="submit" class="primary">browse &rarr;</button>
-                <button type="submit" id="jump-btn"
-                        formaction="/wizard/columns" disabled>
-                    jump to columns &rarr;
-                </button>
             </div>
         </form>
-        <script>
-            (function () {
-                var tbl = document.getElementById('jump-table');
-                var btn = document.getElementById('jump-btn');
-                var schemaInput = document.querySelector('input[name="schema"]')
-                                || document.querySelector('input[name="library"]');
-
-                function updateBtn() {
-                    btn.disabled = !tbl.value.trim();
-                }
-                tbl.addEventListener('input', updateBtn);
-                tbl.addEventListener('blur', function () {
-                    var v = tbl.value.trim();
-                    var dot = v.indexOf('.');
-                    if (dot > 0 && schemaInput) {
-                        schemaInput.value = v.substring(0, dot);
-                        tbl.value = v.substring(dot + 1);
-                        updateBtn();
-                    }
-                });
-                updateBtn();
-            })();
-        </script>
     </div>
 </div>
 

pipekit/web/templates/wizard_step3.html

@@ -18,16 +18,6 @@
     </div>
 </div>
 
-{% if dest_warn %}
-<div class="flash warn">
-    Dest table <code>{{ dest_warn.qualified }}</code> already exists on the
-    default destination. If you proceed, pipekit will <strong>not</strong> drop
-    or recreate it — your picks below (dest names) must match the existing
-    columns, or the create will fail. Existing columns:
-    <span class="mono">{{ dest_warn.columns|join(', ') }}</span>
-</div>
-{% endif %}
-
 {% if not fetch_error %}
 <form method="post" action="/wizard/create">
     <input type="hidden" name="source_connection_id" value="{{ connection.id }}">

systemd/pipekit.service

@@ -1,29 +0,0 @@
-# Pipekit systemd unit template.
-#
-# Install:
-#   sudo cp pipekit.service /etc/systemd/system/
-#   sudo systemctl daemon-reload
-#   sudo systemctl enable --now pipekit
-#
-# Runs as root by default. For a dedicated service account, create the
-# user and uncomment User=/Group= below:
-#   sudo useradd --system --home-dir /opt/pipekit --shell /usr/sbin/nologin pipekit
-#   sudo chown -R pipekit:pipekit /opt/pipekit/pipekit.db /etc/pipekit
-
-[Unit]
-Description=Pipekit sync engine
-After=network-online.target
-Wants=network-online.target
-
-[Service]
-Type=simple
-# User=pipekit
-# Group=pipekit
-WorkingDirectory=/opt/pipekit
-EnvironmentFile=/etc/pipekit/secrets.env
-ExecStart=/usr/local/bin/pipekit serve --host 0.0.0.0
-Restart=on-failure
-RestartSec=5s
-
-[Install]
-WantedBy=multi-user.target