Reduce number of test threads to prevent server overload, fix up readme

.gitea/workflows/test.yaml

@@ -12,4 +12,4 @@ jobs:
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@v2
       # Limit to one test at a time as the CI infrastructure struggles if trying to start too many containers at once
-      - run: cargo test --release -- --test-threads=1
+      - run: cargo test --release -j6 -- --test-threads=1

README.md

@@ -1,8 +1,14 @@
 # [Ingey](https://git.michaelpivato.dev/vato007/ingey)
 
-A super fast costing and analytics system
+A super fast, simple base for building analytics applications.
+
+## CLI
+
+A basic CLI is available to run a graph and a subset of analytics workloads.
+In development environments, use `cargo run --bin cli -- -h` for more information.
 
 ## General Notes
 
-Setting the number of threads in overhead allocation: set RAYON_NUM_THREADS environment variable ([doc](https://github.com/rayon-rs/rayon/blob/master/FAQ.md)).
+Setting the number of threads in overhead allocation: set RAYON_NUM_THREADS environment
+variable ([doc](https://github.com/rayon-rs/rayon/blob/master/FAQ.md)).
 Note multithreading is only currently used to calculate allocation percentages.