feat(users/Profpatsch/whatcd-resolver): add services & readme

Gives a story for running both jaeger and the reverse proxy, and the
program proper.

`postgres` is still run from the client.

Adds a little readme.

Change-Id: I11185028541c0214e152fd76c9c72b7e2eb11122
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11171
Tested-by: BuildkiteCI
Autosubmit: Profpatsch <mail@profpatsch.de>
Reviewed-by: Profpatsch <mail@profpatsch.de>

users/Profpatsch/whatcd-resolver/README.md

@@ -0,0 +1,21 @@
+# whatcd-resolver
+
+To run:
+
+```
+ninja run-services
+```
+
+in one terminal (starts the background tasks)
+
+```
+ninja run
+```
+
+to start the server. It runs on `9092`.
+
+You need to be in the `nix-shell` in `./..`.
+
+You need to set the `pass` key `internet/redacted/api-keys/whatcd-resolver` to an API key for RED.
+
+You need to have a transmission-rpc-daemon listening on port `9091` (no auth, try ssh port forwarding lol).

users/Profpatsch/whatcd-resolver/build.ninja

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+
+builddir = .ninja
+
+outdir = ./output
+
+rule run-services
+  command = s6-svscan ./services
+
+rule run
+  command = execlineb -c '$
+    importas -i DEPOT_ROOT DEPOT_ROOT $
+    importas -i PROFPATSCH_ROOT PROFPATSCH_ROOT cd $$PROFPATSCH_ROOT $
+    nix-run { $$DEPOT_ROOT -A users.Profpatsch.shortcuttable } cabal repl whatcd-resolver/ --repl-options "-e main" $
+    '
+
+build run-services: run-services
+  pool = console
+
+build run: run
+  pool = console

users/Profpatsch/whatcd-resolver/services/.gitignore

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+/.s6-svscan/
+/**/event/
+/**/supervise/

users/Profpatsch/whatcd-resolver/services/jaeger/run

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+#!/usr/bin/env execlineb
+importas -i DEPOT_ROOT DEPOT_ROOT
+nix-run { $DEPOT_ROOT -A users.Profpatsch.jaeger -kK --builders '' }

users/Profpatsch/whatcd-resolver/services/reverse-proxy/run

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+#!/usr/bin/env execlineb
+caddy reverse-proxy --from :9092 --to :9093