add boilerplate files

This commit adds the boilerplate files and fixes the CI workflows.

.github/workflows/check.yml

@@ -21,9 +21,6 @@ on:
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
-defaults:
- run:
-  working-directory: ./optd-persistent
 name: check
 jobs:
   fmt:
@@ -61,22 +58,6 @@ jobs:
           components: clippy
       - name: cargo clippy
         run: cargo clippy --locked --all-targets --all-features -- -D warnings
-  doc:
-    # run docs generation on nightly rather than stable. This enables features like
-    # https://doc.rust-lang.org/beta/unstable-book/language-features/doc-cfg.html which allows an
-    # API be documented as only available in some specific platforms.
-    runs-on: ubuntu-latest
-    name: nightly / doc
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: true
-      - name: Install nightly
-        uses: dtolnay/rust-toolchain@nightly
-      - name: Install cargo-docs-rs
-        uses: dtolnay/install@cargo-docs-rs
-      - name: cargo docs-rs
-        run: cargo docs-rs
   hack:
     # cargo-hack checks combinations of feature flags to ensure that features are all additive
     # which is required for feature unification

.github/workflows/test.yml

@@ -17,9 +17,6 @@ on:
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
-defaults:
- run:
-  working-directory: ./optd-persistent
 name: test
 jobs:
   required:

.gitignore

@@ -0,0 +1,13 @@
+# Contains compiled files and executables.
+debug/
+target/
+
+# These are backup files generated by rustfmt.
+**/*.rs.bk
+
+# Ignore any database files.
+**/*.db
+
+# We will check in all code-generated entity files, as newer versions of `sea-orm-cli` might
+# conflict with previous versions.
+# **/entities