Add initial llm-bridge project

config.toml.example

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+# llm-gateway global configuration.
+# Copied to ~/.llm-gateway/config.toml on first run; edits there win.
+# Precedence: CLI flags > LLM_GATEWAY_* environment variables > this file > defaults.
+
+[server]
+# Bind address. Keep it on the loopback interface unless you set an api_key.
+host = "127.0.0.1"
+port = 8080
+# Optional bearer token required from clients. Empty disables authentication.
+api_key = ""
+# Adds an "x_gateway_warnings" array to responses describing ignored parameters.
+include_warnings = true
+# Maximum accepted request body, in bytes.
+request_body_limit = 33554432
+
+[browser]
+# Path to the Chrome/Chromium/Edge/Brave executable. Empty = auto-detect
+# (honours the CHROME environment variable, then well-known install paths).
+executable = ""
+# Headless hides the window; keep it false so you can log in and solve captchas.
+headless = false
+# Root of the persistent browser profiles. Empty = <state dir>/profiles.
+profile_dir = ""
+# Concurrent turns allowed per provider account, i.e. how many tabs stay open.
+# 1 serialises the turns of an account; a larger value lets several requests
+# (or the variants of one "n": 4 request) run in parallel.
+max_tabs = 1
+# How long a request waits for a free tab before it is refused with 429.
+busy_wait_s = 30
+launch_timeout_s = 60
+request_timeout_s = 60
+# Extra Chromium command line switches.
+extra_args = [
+  "--disable-blink-features=AutomationControlled",
+  "--no-first-run",
+  "--no-default-browser-check",
+]
+
+# How much the browser hides that it is automated:
+#   off         leave the page alone (default). The switch above already hides
+#               navigator.webdriver and the user agent stays genuine, which is
+#               what sign-in pages expect.
+#   minimal     additionally patch navigator.webdriver from an injected script.
+#   aggressive  full stealth, including a spoofed user agent. Warning: it
+#               advertises an outdated Chrome version, which some sign-in
+#               providers reject as an insecure browser.
+stealth = "off"
+
+# Attach to a browser you started instead of launching one. Use it when a
+# sign-in provider refuses a browser the gateway launched: start Chrome
+# yourself with a debugging port (llm-gateway login <provider> --manual prints
+# the exact command), keep it open, and set attach = true.
+attach = false
+debug_port = 9222
+
+[conversation]
+# Thread store file. Empty = <state dir>/conversations.json.
+store = ""
+# auto   = reuse the web conversation when possible, otherwise replay the history
+# reuse  = always reuse (fails if the web conversation is gone)
+# replay = always send the full history into a new conversation
+strategy = "auto"
+# fingerprint = derive an id from the opening messages (works with header-less clients)
+# header      = only trust the X-Conversation-Id header (else a fresh uuid per request)
+# uuid        = never reuse a conversation unless the header is supplied
+id_source = "fingerprint"
+
+[capture]
+# DOM polling interval while waiting for the answer.
+poll_interval_ms = 400
+# The answer is considered finished after this much silence and no streaming indicator.
+quiet_ms = 1500
+# Hard budget for one generated answer.
+response_timeout_s = 180
+# auto | insert_text | exec_command | type_str
+inject_method = "auto"
+# Fidelity of the captured answer:
+#   auto       the provider's copy button (Markdown through the clipboard) when
+#              it has one, the DOM conversion otherwise. Default.
+#   clipboard  always the copy button; falls back to the DOM when the clipboard
+#              cannot be read.
+#   dom        always convert the answer HTML to Markdown.
+#   text       the visible text only, formatting flattened (historical behaviour).
+markdown = "auto"
+# How long the clipboard read is given before the DOM conversion wins.
+clipboard_timeout_ms = 1500
+# Upper bound accepted for the OpenAI "n" parameter. Values above it are clamped
+# and reported in x_gateway_warnings.
+max_variants = 4
+
+[tokens]
+# tiktoken encoding used for the estimated usage block.
+encoding = "o200k_base"
+# Fall back to a characters/4 heuristic when the encoding cannot be loaded.
+fallback_heuristic = true
+
+[debug]
+# never | on_error | always
+screenshots = "on_error"
+# Empty = <state dir>/debug.
+dir = ""
+
+[logging]
+# trace | debug | info | warn | error
+level = "info"
+# pretty | json
+format = "pretty"
+# Additional JSON log file. Empty = <state dir>/logs/llm-gateway.log
+file = ""