Initial app + Cloud Run deploy

.dockerignore

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+**/.git
+**/.github
+**/.idea
+**/.vs
+**/.vscode
+**/bin
+**/obj
+**/node_modules
+**/*.user
+**/*.suo
+**/*.db
+**/*.db-shm
+**/*.db-wal
+tests/

.editorconfig

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+# editorconfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Default settings:
+# A newline ending every file
+# Use 4 spaces as indentation
+[*]
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+
+# Specify UTF-8 without byte-order mark
+[*.{csproj,locproj,nativeproj,proj,resx,slnx,vbproj}]
+charset = utf-8
+
+# Generated code
+[*{_AssemblyInfo.cs,.notsupported.cs,AsmOffsets.cs}]
+generated_code = true
+
+# C# files
+[*.cs]
+charset = utf-8
+# New line preferences
+csharp_new_line_before_open_brace = all
+csharp_new_line_before_else = true
+csharp_new_line_before_catch = true
+csharp_new_line_before_finally = true
+csharp_new_line_before_members_in_object_initializers = true
+csharp_new_line_before_members_in_anonymous_types = true
+csharp_new_line_between_query_expression_clauses = true
+
+# Indentation preferences
+csharp_indent_block_contents = true
+csharp_indent_braces = false
+csharp_indent_case_contents = true
+csharp_indent_case_contents_when_block = false
+csharp_indent_switch_labels = true
+csharp_indent_labels = one_less_than_current
+
+# Modifier preferences
+csharp_preferred_modifier_order = public,private,protected,internal,file,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,required,volatile,async:suggestion
+
+# avoid this. unless absolutely necessary
+dotnet_style_qualification_for_field = false:suggestion
+dotnet_style_qualification_for_property = false:suggestion
+dotnet_style_qualification_for_method = false:suggestion
+dotnet_style_qualification_for_event = false:suggestion
+
+# Types: use keywords instead of BCL types, and permit var only when the type is clear
+csharp_style_var_for_built_in_types = false:suggestion
+csharp_style_var_when_type_is_apparent = false:none
+csharp_style_var_elsewhere = false:suggestion
+dotnet_style_predefined_type_for_locals_parameters_members = true:suggestion
+dotnet_style_predefined_type_for_member_access = true:suggestion
+
+# name all constant fields using PascalCase
+dotnet_naming_rule.constant_fields_should_be_pascal_case.severity = suggestion
+dotnet_naming_rule.constant_fields_should_be_pascal_case.symbols  = constant_fields
+dotnet_naming_rule.constant_fields_should_be_pascal_case.style    = pascal_case_style
+dotnet_naming_symbols.constant_fields.applicable_kinds   = field
+dotnet_naming_symbols.constant_fields.required_modifiers = const
+dotnet_naming_style.pascal_case_style.capitalization = pascal_case
+
+# static fields should have s_ prefix
+dotnet_naming_rule.static_fields_should_have_prefix.severity = suggestion
+dotnet_naming_rule.static_fields_should_have_prefix.symbols  = static_fields
+dotnet_naming_rule.static_fields_should_have_prefix.style    = static_prefix_style
+dotnet_naming_symbols.static_fields.applicable_kinds   = field
+dotnet_naming_symbols.static_fields.required_modifiers = static
+dotnet_naming_symbols.static_fields.applicable_accessibilities = private, internal, private_protected
+dotnet_naming_style.static_prefix_style.required_prefix = s_
+dotnet_naming_style.static_prefix_style.capitalization = camel_case
+
+# internal and private fields should be _camelCase
+dotnet_naming_rule.camel_case_for_private_internal_fields.severity = suggestion
+dotnet_naming_rule.camel_case_for_private_internal_fields.symbols  = private_internal_fields
+dotnet_naming_rule.camel_case_for_private_internal_fields.style    = camel_case_underscore_style
+dotnet_naming_symbols.private_internal_fields.applicable_kinds = field
+dotnet_naming_symbols.private_internal_fields.applicable_accessibilities = private, internal
+dotnet_naming_style.camel_case_underscore_style.required_prefix = _
+dotnet_naming_style.camel_case_underscore_style.capitalization = camel_case
+
+# Code style defaults
+csharp_using_directive_placement = outside_namespace:suggestion
+dotnet_sort_system_directives_first = true
+csharp_prefer_braces = true:silent
+csharp_preserve_single_line_blocks = true:none
+csharp_preserve_single_line_statements = false:none
+csharp_prefer_static_local_function = true:suggestion
+csharp_prefer_simple_using_statement = false:none
+csharp_style_prefer_switch_expression = true:suggestion
+dotnet_style_readonly_field = true:suggestion
+
+# Expression-level preferences
+dotnet_style_object_initializer = true:suggestion
+dotnet_style_collection_initializer = true:suggestion
+dotnet_style_prefer_collection_expression = when_types_exactly_match
+dotnet_style_explicit_tuple_names = true:suggestion
+dotnet_style_coalesce_expression = true:suggestion
+dotnet_style_null_propagation = true
+dotnet_style_prefer_is_null_check_over_reference_equality_method = true:suggestion
+dotnet_style_prefer_inferred_tuple_names = true:suggestion
+dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
+dotnet_style_prefer_auto_properties = true:suggestion
+dotnet_style_prefer_conditional_expression_over_assignment = true:silent
+dotnet_style_prefer_conditional_expression_over_return = true:silent
+csharp_prefer_simple_default_expression = true:suggestion
+
+# Expression-bodied members
+csharp_style_expression_bodied_methods = true:silent
+csharp_style_expression_bodied_constructors = true:silent
+csharp_style_expression_bodied_operators = true:silent
+csharp_style_expression_bodied_properties = true:silent
+csharp_style_expression_bodied_indexers = true:silent
+csharp_style_expression_bodied_accessors = true:silent
+csharp_style_expression_bodied_lambdas = true:silent
+csharp_style_expression_bodied_local_functions = true:silent
+
+# Pattern matching
+csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
+csharp_style_pattern_matching_over_as_with_null_check = true:suggestion
+csharp_style_inlined_variable_declaration = true:suggestion
+
+# Null checking preferences
+csharp_style_throw_expression = true:suggestion
+csharp_style_conditional_delegate_call = true:suggestion
+
+# Other features
+csharp_style_prefer_index_operator = false:none
+csharp_style_prefer_range_operator = false:none
+csharp_style_pattern_local_over_anonymous_function = false:none
+
+# Space preferences
+csharp_space_after_cast = false
+csharp_space_after_colon_in_inheritance_clause = true
+csharp_space_after_comma = true
+csharp_space_after_dot = false
+csharp_space_after_keywords_in_control_flow_statements = true
+csharp_space_after_semicolon_in_for_statement = true
+csharp_space_around_binary_operators = before_and_after
+csharp_space_around_declaration_statements = do_not_ignore
+csharp_space_before_colon_in_inheritance_clause = true
+csharp_space_before_comma = false
+csharp_space_before_dot = false
+csharp_space_before_open_square_brackets = false
+csharp_space_before_semicolon_in_for_statement = false
+csharp_space_between_empty_square_brackets = false
+csharp_space_between_method_call_empty_parameter_list_parentheses = false
+csharp_space_between_method_call_name_and_opening_parenthesis = false
+csharp_space_between_method_call_parameter_list_parentheses = false
+csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
+csharp_space_between_method_declaration_name_and_open_parenthesis = false
+csharp_space_between_method_declaration_parameter_list_parentheses = false
+csharp_space_between_parentheses = false
+csharp_space_between_square_brackets = false
+
+# C++ Files
+[*.{cpp,h,in}]
+curly_bracket_next_line = true
+indent_brace_style = Allman
+
+# Xml project files
+[*.{csproj,vbproj,vcxproj,vcxproj.filters,proj,nativeproj,locproj}]
+indent_size = 2
+
+# Xml build files
+[*.builds]
+indent_size = 2
+
+# Xml files
+[*.{resx,ruleset,slnx,stylecop,xml}]
+indent_size = 2
+
+# Xml resource files
+[*.resx]
+# match Visual Studio behavior
+insert_final_newline = false
+trim_trailing_whitespace = false
+
+# Xml config files
+[*.{props,targets,config,nuspec}]
+indent_size = 2
+
+# Data serialization
+[*.{json,yaml,yml}]
+indent_size = 2
+
+# Shell scripts
+[*.sh]
+end_of_line = lf
+[*.{cmd,bat}]
+end_of_line = crlf

.github/workflows/ci.yml

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+name: CI
+
+on:
+  pull_request:
+    branches: ["main"]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+          cache: npm
+      - name: Build Tailwind CSS
+        run: |
+          npm ci
+          npm run build:css
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 10.0.x
+      - name: Test
+        run: dotnet test tests/AudioSharp.App.Tests/AudioSharp.App.Tests.csproj --configuration Release

.github/workflows/deploy.yml

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+name: Deploy to Cloud Run
+
+on:
+  push:
+    branches: ["main"]
+
+permissions:
+  contents: read
+  id-token: write
+
+env:
+  PROJECT_ID: audio-sharp-interop
+  REGION: us-central1
+  SERVICE_NAME: audiosharp
+  AR_REPO: audiosharp
+  IMAGE_NAME: audiosharp
+  OPENROUTER_API_KEY_SECRET: openrouter-api-key
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+          cache: npm
+      - name: Build Tailwind CSS
+        run: |
+          npm ci
+          npm run build:css
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 10.0.x
+      - name: Test
+        run: dotnet test tests/AudioSharp.App.Tests/AudioSharp.App.Tests.csproj --configuration Release
+      - name: Auth to Google Cloud
+        uses: google-github-actions/auth@v2
+        with:
+          workload_identity_provider: ${{ secrets.GCP_WIF_PROVIDER }}
+          service_account: ${{ secrets.GCP_SERVICE_ACCOUNT }}
+      - name: Setup gcloud
+        uses: google-github-actions/setup-gcloud@v2
+      - name: Set image tag
+        run: echo "IMAGE=${REGION}-docker.pkg.dev/${PROJECT_ID}/${AR_REPO}/${IMAGE_NAME}:${GITHUB_SHA}" >> $GITHUB_ENV
+      - name: Configure Docker
+        run: gcloud auth configure-docker ${{ env.REGION }}-docker.pkg.dev --quiet
+      - name: Build image
+        run: docker build -t ${{ env.IMAGE }} .
+      - name: Push image
+        run: docker push ${{ env.IMAGE }}
+      - name: Deploy
+        run: |
+          gcloud run deploy ${{ env.SERVICE_NAME }} \
+            --image ${{ env.IMAGE }} \
+            --region ${{ env.REGION }} \
+            --allow-unauthenticated \
+            --set-env-vars LlmProvider__TextProvider=OpenRouter,OPENROUTER_TEXT_MODEL=google/gemini-2.5-flash-lite,OPENROUTER_AUDIO_MODEL=google/gemini-2.5-flash-lite \
+            --set-secrets OPENROUTER_API_KEY=$OPENROUTER_API_KEY_SECRET:latest

.gitignore

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+.env
+.gcloud/
+**/bin/
+**/obj/
+.DS_Store
+node_modules/
+npm-debug.log
+*.db-wal
+*.db-shm
+src/AudioSharp.App/wwwroot/lib/recordrtc/
+
+# Visual Studio / Rider
+.vs/
+.idea/
+*.user
+*.suo
+*.log
+
+# Test results
+TestResults/
+coverage/

AudioSharp.slnx

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+<Solution>
+  <Folder Name="/src/">
+    <Project Path="src/AudioSharp.App/AudioSharp.App.csproj" />
+  </Folder>
+  <Folder Name="/tests/">
+    <Project Path="tests/AudioSharp.App.Tests/AudioSharp.App.Tests.csproj" />
+  </Folder>
+</Solution>

Dockerfile

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+# syntax=docker/dockerfile:1
+ARG DOTNET_VERSION=10.0
+
+FROM mcr.microsoft.com/dotnet/sdk:${DOTNET_VERSION} AS build
+WORKDIR /src
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends nodejs npm \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY ["AudioSharp.slnx", "./"]
+COPY ["src/AudioSharp.App/AudioSharp.App.csproj", "src/AudioSharp.App/"]
+COPY ["tests/AudioSharp.App.Tests/AudioSharp.App.Tests.csproj", "tests/AudioSharp.App.Tests/"]
+RUN dotnet restore "AudioSharp.slnx"
+
+COPY . .
+WORKDIR /src/src/AudioSharp.App
+RUN dotnet publish "AudioSharp.App.csproj" -c Release -o /app/publish --no-restore
+
+FROM mcr.microsoft.com/dotnet/aspnet:${DOTNET_VERSION} AS final
+WORKDIR /app
+ENV ASPNETCORE_URLS=http://+:8080
+EXPOSE 8080
+COPY --from=build /app/publish .
+ENTRYPOINT ["dotnet", "AudioSharp.App.dll"]

README.md

@@ -1 +1,8 @@
-# audio-interop-sharp
+# audio-interop-sharp
+
+## Frontend styling
+
+- Build Tailwind CSS: `npm run build:css`
+- Watch Tailwind CSS: `npm run watch:css`
+- `dotnet publish` runs `npm run build:css`, so Node + npm are required.
+- Skip Tailwind during publish: `dotnet publish -p:SkipTailwindCss=true`